Man(Sudanese citizen) with violent history arrested in shooting death of University of Utah football player

[RugersGR8]

Why was Buk Mawut Buk, a 22-year-old Sudanese citizen, even in the country(with his record)?

https://www.ksl.com/article/5025459...g-death-of-university-of-utah-football-player
https://www.dailymail.co.uk/news/ar...University-Utah-football-star-dead-party.html