From the SA's office: Just before his scheduled rape trial was scheduled to begin today, Baltimore Police Officer William Darrell Welch, 41, of Quiet Stream Court, Timonium, Maryland, pled guilty to misconduct in office.Judge John C. Themelis sentenced Welch to a suspended 10-year prison term, three years' probation and ordered him to tender his resignation to the Police Department by January 14, 2008.On July 16, 2006 Welch had sexual intercourse in the Southeastern District Station with a 16-year old girl after she had been taken into custody by another officer.Assistant State’s Attorneys Temmi Rollock and Jennifer Williams of the Sex Offense Division prosecuted this case.UPDATE: More from Melissa Harris