county court for hearing on murder charges, faces the charges in the death of his girlfriends, nancy argentinamore than 30 years ago, died from head injuries at a whitehall township hotel in 1983. authorities took a new look at that cold case after the publication of his autobiography. >> philadelphia office here lost his life in the line of duty is honored today. (taps). >> commissioner charles rally is was on hand for the dedication of the heroes plaque, in honor of fallen sergeant robert wilson. wilson was killed in march during a gun fight with two men allegedly trying to rob a game stop on west lehigh avenue. wilson has also been awarded the metal of honor and the metal of valor. >> turning to campaign 2016, republican presidential candidate, ben carson, standing by his controversial comments about mass shootings. he argued that people should overwhelm a shooter in a situation like the college shooting in oregon, so that fewer people are killed. they have more now from correspondent craig boswell. >> doctor ben carson stirred up controversy when he suggested victims of the oregon school shoot