Three people were killed Tuesday in a fiery crash when a US news media helicopter covering a deadly bus crash came down in a Los Angeles neighbourhood. Media in the city had scrambled to cover a deadly accident, after an SUV ploughed into a bus in the Chatsworth area, northwest of downtown, killing another three people and injuring many others in a city where news outlets routinely fly over large incidents. Reporters who were at the scene of the bus crash said there was a loud bang, with some...