New York Mayor Bill de Blasio tweeted after his news conference:
Once again, we have been shown what our first responders are capable of under extraordinarily difficult circumstances. #eastharlemexplosion
More top news
Two people were injured in a collision involving several vehicles in central London, after their car was caught between two buses.
Police are issuing appeals for a gang who attacked two men after luring them into meeting with what they thought were underage girls.
Aston Villa came from behind to shock Liverpool at Wembley and book their place in the FA Cup final against Arsenal next month