BEIRUT - Four mortar shells hit the historic Old City of Syria's capital Damascus on Monday, wounding several people and damaging an Armenian church, state news channel El Ikhbariya reported.Damascus's Old City, a world heritage site, has escaped the worst of the fighting, but has been damaged by a number of clashes and stray shells. Many other historic sites have been looted or destroyed during the country's 2-1/2-year-old civil war.