The man accused by New Orleans police of murdering Domino's delivery driver Michael Price late last month has a history of armed robbery and weapons charges in Houston and New Orleans.Michael Portis, 24, is facing a possible first-degree murder charge after his arrest Wednesday morning (April 1) in the 4900 block of Pauger Street. His arrest came a little more than a week after police found Price's bullet-riddled body inside his car shortly before 1 a.m. on March 24 in the 6100 block of North Roman Street in the city's Lower 9th Ward.Details of Portis' arrest and alleged involvement in...