A bomb has exploded on a bus in the sourthern Russian city of Volgograd, killing at least five people and injuring seven others, the National Anti-Terrorism Committee said in a statement.
More top news
The Conservatives have maintained their narrow lead over Labour with less than two days to go before the General Election, a poll suggests
Chester has a proud political legacy. But now this once-safe Tory seat is one of the key 2015 battlegrounds
A Ukip candidate has been suspended two days before the election, as a video emerged apparently showing him threaten to shoot his Tory rival