BBC:- Rock and roll legend Chuck Berry has died aged 90, police in US state of Missouri report.

The singer was found unresponsive at lunchtime on Saturday, St Charles County police said.

Berry’s seven-decade career boasted a string of hits, including classics like Roll Over Beethoven and Johnny B Goode.

He received a lifetime achievement Grammy in 1984 and was among the first inductees to the Rock and Roll Hall of Fame in 1986.