Reba McEntire, who was his coach on the show, paid tribute to the singer and called him "a brilliant, kind and talented young man."

The US Embassy has refrained from identifying the deceased officials or their agency, stating only that they were ’supporting Chihuahua state authorities’ efforts to combat cartel operations’

The two Americans were killed on Sunday when their vehicle crashed while returning from a counter-cartel operation led by Mexico’s armed forces in the state of Chihuahua.

Four anti-cartel officials, two American and two Mexican, were killed in a car accident in Chihuahua, Mexico, while working to dismantle clandestine drug labs. Here is what we know.