CEO Brian Thompson shooting

Karen Friedman Agnifilo was second-in-command at the Manhattan District Attorney's Office. There, she prosecuted violent crime cases, including those that had "a mental health component."

The FBI and NYPD offered up to $60,000 for information leading to the arrest and conviction of the UnitedHealthcare shooting suspect. But cashing in on the reward is a complicated process.

Manhattan prosecutors Monday night filed murder and other charges against Luigi Mangione, 26, in the killing of UnitedHealthcare's CEO last week, according to online court documents.

The death of UnitedHealthcare CEO Brian Thompson triggered a deluge of painful stories about health care denials on social media.

The search continues for the person who shot and killed the CEO of UnitedHealthcare outside a Manhattan hotel yesterday. Police have said it was a target, pre-planned attack.

Shell casings with the cryptic words "deny," "defend" and "depose" were found at the scene of the fatal shooting of the UnitedHealthcare CEO outside of a Manhattan hotel, police officials say.

New York police say Brian Thompson, CEO of UnitedHealthcare, the country's largest health insurer, was the target of a preplanned attack. Authorities are searching for the person who did it.

The CEO of United Healthcare was shot and killed in what New York City officials are calling a brazen and targeted attack. The company has the largest share of the nation's health insurance market.

Thompson, a 50-year-old father of two, spent two decades at UnitedHealth Group before his shocking death. Tributes are pouring in from coworkers and public officials in his home state of Minnesota.