Fleeing from St. Charles Parish authorities, a River Ridge man drove a stolen Jefferson Parish Sheriff's Office squad car into the Mississippi River early Sunday, according to both law enforcement agencies. David Mitchell Jr., 22, of River Ridge managed to get out of the car as it started to sink about 30 yards from the river bank, said Capt. Patrick Yoes of the St. Charles Parish Sheriff's Office. A towboat operator dragged Mitchell aboard after he struggled in the current for some time. The incident started in Metairie at about 6:10 a.m., when a Jefferson Parish sheriff's deputy, after investigating...