At least seven people were killed and another five wounded when an explosion rocked Syria\'s central city of Homs on Saturday, local media said. The blast shook the Adawieh district, the report said, spelling no further details about the target of the blast. No one claimed responsibility for the deadly explosion but the Syrian government has for long accused the radical al-Nusra Front of being behind the deadly blasts that have been rattling Syria over the past two years. Also in Homs province Saturday, the state media said the army wrested back control over the town of Buaida in the countryside of al-Qussair city.