Investigators say 50-year-old Detective Benjamin Marconi was shot Sunday while sitting in his patrol car writing a traffic ticket. 'Upset': Otis Tyrone McKane, 31, said Monday his shooting of San Antonio detective Benjamin Marconi on Sunday was because he was 'upset' about a child custody battleĬounty records show that the man arrested in the fatal shooting of a San Antonio detective got married in the hours after the officer was killed.Ī copy of a marriage certificate obtained by The Associated Press shows that 31-year-old Otis Tyrone McKane married a woman Monday morning at the Bexar County Courthouse.