By Laila Bassam and Mariam Karouny BEIRUT (Reuters) - A car bomb exploded on Tuesday in a Beirut stronghold district of the Lebanese Hezbollah militant group that has been fighting in Syria's civil war, wounding at least 38 people, a hospital official told Reuters. Reports that one employee had been killed in the parking lot where the explosion occurred in Beirut's southern suburbs could not be confirmed by hospital officials. ...