Baltimore police search for suspect in video attack April 10, 2012 -- Updated 1632 GMT (0032 HKT) Baltimore police are questioning someone about March 18 video beating Police have not identified the 31-year-old victim from Arlington, Virginia The victim reports his watch, iPhone and car keys were stolen Video of the beating went viral (CNN) -- Baltimore police said Tuesday they are making progress in their investigation into an attack that left a man beaten, stripped and robbed on the street while onlookers laughed and did nothing to help. Anthony Guglielmi, director of public affairs, said that someone "is being questioned by detectives and prosecutors." He did not call that person a suspect. On Monday police said they had identified one suspect, but there is no word on whether an arrest will be made soon. Police have not identified the 31-year-old victim from Arlington, Virginia. According to the police report, the man was on the way to his hotel from a downtown Baltimore club when he was attacked. The man, who had been drinking, told police he couldn't recall exactly what happened, but the videos fill in the blanks. According to the police report, the man lost his Tag Heuer watch, which he valued at $1,300, his iPhone and his car key. CNN's Lisa Sylvester and Dougal McConnell contributed to this report.