Joseph 'Jo Mersa' Marley, Bob Marley's grandson, dies of reported asthma attack at age 31

Reggae musicians and Jamaican politicians are paying tribute to Joseph "Jo Mersa" Marley, grandson of reggae legend Bob Marley, after his death in the United States at age 31. Key points: Joseph "Jo Mersa" Marley was found unresponsive in a vehicle on Tuesday after reportedly suffering an asthma attack The 31-year-old singer was the son of Stephen Marley and grandson of reggae legend Bob Marley He had spoken of his desire to represent the "new generation" of Marleys and "do something new with my roots" The singer's death was first reported by Jamaican broadcast journalist Abka Fitz-Henley, who tweeted that Marley had been found unresponsive in a vehicle on Tuesday morning. Loading YouTube content Jamaican Prime Minister Andrew Holness shared a video of Marley on his Twitter account, calling the news "truly sad" and sending strength to the Marley family. DJ Walshy Fire of dance music outfit Major Lazer led the tributes on Marley's final Instagram post, writing "Jah knows.