A D.C. police officer was ordered held without bond until his next appearance in court on child sex abuse charges. Lt. Matthew Mahl was arrested in Harford County, Maryland, Tuesday on charges of solicitation of sex from a minor and solicitation of child pornography. He has been with the Metropolitan Police Department for 23 years, most recently assigned to special operations, and 10 years ago became the first openly gay chairman of the police union. According to charging documents, Mahl met who he thought was a 15-year-old boy on reddit and began a sexually explicit series of text exchanges that...