Utah cornerback Dominique Hatfield has been arrested after allegedly robbing a man at knifepoint.Hatfield was booked into Salt Lake County Metro jail Wednesday on suspicion of aggravated robbery.Unified Police of Salt Lake County said the man set up a meeting Rodney McLeod Jersey with Hatfield at a car wash on Tuesday after responding to an online ad for an Xbox. When the man arrived at the car Jack Doyle Jersey wash, Hatfield pulled a knife on him, police said, and demanded the man's money before fleeing with $180.Police said the man's wife then noticed an online ad from the same seller -- listed as David Wilkins -- for an iPhone and arranged a meeting with Hatfield at the same car wash. When Hatfield arrived for the meeting, police said he was met by Unified Police and taken into custody without incident. The man then identified Hatfield as the same person who had robbed him.Hatfield was unarmed Tony Brown Jersey at the time of his arrest, chief deputy Anthony Coyle Jersey Justin Hoyal told .University spokeswoman Liz Abel that Utah head coach Kyle Whittingham is out of town, and he did not release a statement on the matter."We will follow our usual protocol of letting the legal system run its course," Abel said. "When coach Whittingham returns, he will gather information and make any decisions at that time."Hatfield, a junior, started 10 games for the Utes last season. He moved from wide receiver to cornerback in 2014 and made 38 tackles and an interception, which he returned for a touchdown to lead Utah to a win over Colorado.*Follow Dan Parr Philip Rivers Jersey on Twitter *.