(Adds U.S. comment) BEIRUT, April 18 (Reuters) - A Bomb went off in front of a mosque and killed 14 people in Homs, Syrian state television said on Friday, with forces loyal to President Bashar al-Assad looking close to wresting the symbolic central city back from rebels. "Fourteen people were killed and dozens wounded in a terrorist Bomb in front of the Bilal al Habshi mosque ... as people left the mosque," state television said. The mosque is in a government-controlled part of Homs. The Lebanese Al-Mayadeen TV station, which has reporters in Syria, said it was a car bomb.