More drone strikes could be launched within weeks to kill terrorists in Syria plotting to wreak carnage in Britain, the county’s defence secretary indicated.

Two British citizens who were fighting for so-called Islamic State (IS) were killed in an RAF drone strike in Syria which was carried out without parliamentary approval, prime minister David Cameron has said.

Cyclone Mahasan has weakened into a tropical storm, causing far less damage than had been feared as it passed over Bangladesh and sparing Burma almost entirely.