Polls show the opiate epidemic is the number one issue for many voters. Presidential candidates and the news media are regularly talking heroin overdoses. But they’re wrong. It’s not heroin that’s killing people, it’s fentanyl. Fentanyl is known as the “The Serial Killer of Drugs.” Mariana Van Zeller investigates how the current epidemic is being fed by both Mexican drug cartels - and US pharmaceutical companies.

An hour-long investigation into mugshot extortion websites and the use of public records used for profit. Our investigative team goes after the elusive owners of mughots.com, a website that takes mugshots, posts them on their site and then ask for hundreds of dollars to remove them. Along the way we discover that it's not just sleazy websites misuing mugshots, it's legit newspapers and local tv stations posting mugshots on their own site, generating their own revenue.

Extremism is spreading throughout Europe, fed by a growing refugee crisis. Correspondent Mariana van Zeller gets up close and personal with extremists on all sides, from porn stars and rappers turned white nationalists to young Muslims fighting a wave of fundamentalism in their faith. We embed with right-wing paramilitaries and their foes, as well as radical Islamic groups targeting Jews in Paris and elsewhere. Along the white-knuckle ride, we investigate how otherwise open-minded millennials are finding purpose in hatred -- and how the hate is spreading to mainstream politics.

What do illegal arms dealers, human traffickers, terrorists and some mega rich people have in common? They all have to hide their money. Fusion exposes the shady world of the secret keepers - and the little-known lawyers who make it all happen.

Fusion's Chief Cannabis Correspondent Ryan Nerz travels to DC to explain why hundreds of people arranged to smoke marijuana in front of the White House. Along the way Ryan explores the "homegrown" cannabis culture, appears on a radio show called "the Slab Hour" and meets those on the frontline of the district's complicated medical and recreational marijuana laws.

Since 2014, hundreds of western volunteers have travelled to Syria to fight on the front lines of the war against the Islamic State. Motivated by an urge to exact justice or revenge, these American and European vigilantes are killing and being killed on the battlefield. NAKED TRUTH: ISIS Fighters follows several western volunteer fighters embedded with Kurdish militias as they make a push deep into ISIS strongholds, uncovering the brutality of life under the Islamic State.

Fusion's Investigative team, in collaboration with a group of young aspiring journalists, looks at Police Relations, Water Quality and Healthcare problems for the people living life in the shadows of California's Central Valley.

Rigged exposes how a toxic brew of partisan politics, voter suppression, and trickery makes it nearly impossible to have free and fair elections. Fusion's Natasha Del Toro investigates how American democracy got here and how we can fix it.

They've been mocked as "The Deplorables" but they've changed the face of presidential politics in 2016. The Naked Truth: Trumpland profiles four Trump voters, and lets them explain in their own words why they believe he should be president and how they feel about his most controversial postions.

The Naked Truth: Numbers Game examines the inadequate and outdated collection of crime data in the US and how this practice skews policing and public policy. The head of America’s top law enforcement body says that without good data, every single conversation about policing, reform, and justice is uninformed. Fusion’s Ryan Nerz explores the on-the- ground realities of what the police actually do in America -- with hard numbers from the federal government, and hard- to stomach stories from African Americans who say they are unfairly targeted by police. Fusion has wrangled raw FBI data to develop key insights into policing in the US. Plus, we learn how gaming the numbers can lead to further inequality, discrimination, and in some cases, neglect. Stats may not be sexy, but this data affects how we live our lives every single day, especially if you are black in America.

Fraternities are at the center of many college debates today: sexual assault, underage drinking, hazing, among others...But what’s often overlooked is the power behind those Greek letters: a network of loyal alumni - from top university donors to members of Congress. Fusion spent nearly a year investigating college fraternities and their influence on and off campus. It turns out that one of the real paths to power may lie in whether you pledge a fraternity or not."

Women have the been the driving force behind some of the biggest mass demonstrations in history. Now Fusion’s “The Naked Truth” heads to Washigton D.C. where thousands of women will march to protest Donald Trump's presidency in the wake of his inauguration. From Planned Parenthood's Cecile Richards to feminst icon Gloria Steinem, women are forming a coalition. The Women’s March on Washington seems to be only the beginning of the political opposition.

As the battle over women’s bodies heats up, FUSION investigates an often overlooked crisis that is killing American mothers. American women today are dying during childbirth at higher rates than in 1987, and African American women are up to four times more likely to die of pregnancy related causes than their white counterparts. FUSION’s Nelufar Hedayat investigates this domestic crisis and the human rights issues surrounding the shocking hike in maternal mortality rates.

According to the Department of Education, an estimated 65,000 undocumented youths graduate from high schools every year, many of them at the top of their class. But no more than 10 percent of them end up enrolling in college. It’s a startlingly low number that shows just how difficult it is for many of these young people to afford higher education and achieve their own American Dream.

The country's student loan system is convoluted, confusing and sometimes criminal. We meet desperate debtors who face a daily struggle and investigate who is responsible for the mess.

Bull riding is one of the fastest growing, and most dangerous, sports in the world. In this investigation, Mariana van Zeller dives deep into the cowboy culture of bull riding. We travel from the youth events of West Texas, to the cattle ranches of British Columbia, and finally on to New York City and Las Vegas, for the biggest events on the professional tour. Along the way we'll meet JB Mauney, a two-time world champion, Evan, an eight-year-old rider hoping to one day turn pro, and Ty Pozzobon, the Canadian superstar who lost his life after a series of concussions. What drives these cowboys to risk their lives by getting on the back of a 2,000-pound animal and are the people in charge doing enough to protect these young riders?