Police are searching for a man wanted for the murder of a Gainesville man early Saturday morning. An arrest warrant has been obtained by the Gainesville Police Department for Jessie Joe LuJan in connection with the death of Devin Anthony Thomas, 25, of Gainesville. Thomas was found behind a building on the 1000 Block of Athens St. around 6:45 a.m. Saturday morning, according to Gainesville police Lt. John Robertson.