Still not resolved

A month after Border Patrol agent’s death, his fiancée has no answers https://t.co/yS0uqHh4ps pic.twitter.com/Nhg0HZts5b

— CNN (@CNN) December 21, 2017

The FBI has been investigating several possibilities, including an accident, an attack, or an altercation between the two agents, according to a Department of Justice official with knowledge of the investigation. https://t.co/ULQUkjCqF7

— Scott McLean (@scottmclean) December 21, 2017