Tens of thousands of people are fleeing Syria's third-largest city Homs amid reports that rebels are closing in, just over a week since they launched their lightning offensive. The rebels seized Hama to the north on Thursday, a second major blow to President Bashar al Assad who lost control of Aleppo last week. The leader of the Islamist militant group Hayat Tahrir al-Sham (HTS), Abu Mohammed al-Jawlani, told residents of Homs "your time has come". Rebel forces began the biggest offensive against Syria's government in years last week. They have been advancing south, and Homs would be the next stop...