Tommy Ramone, a co-founder of the seminal punk band The Ramones and the last surviving member of the original group, has died aged 62.

Punk rocker Dee Dee Ramone, who died in June, was killed by a heroin overdose, officials in the US said.

Singer Joey Ramone, the lead singer of US punk rock group the Ramones - which launched an explosion of bands like the Clash and the Sex Pistols, has died in New York at the age of 49.