There has been an explosion in the centre of the Thai capital, Bangkok.<br /><br /> Police said the explosion has been caused by a bomb.<br /><br /> It happened close to the Erawan shrine, which is popular with tourists.<br /><br /> Police and rescue workers said at least 12 people have been killed.<br /><br /> Many more are feared to have been wounded.<br /><br /> The explosion damaged nearby buildings, setting a number of them ablaze.<br /><br /> Five dead, scores wounded as bomb explodes outside religious shrine in #Bangkok, #Thailand<br />http://t.co/dh0XsHKpFj pic.twitter.com/uaxYvReB5t— Alwasat (@alwasatengnews) August 17, 2015<br /> <br /><br /> Rescue workers and police say death toll of powerful blast in central Bangkok "at least 12" (Photo of newsthaich8) pic.twitter.com/TM3mE8w5j8— China Xinhua News (XHNews) August 17, 2015<br /> <br /><br /> It is as yet unclear who planted the bomb.