Biden heckled by Parkland father during event to celebrate new gun law

Manuel Oliver shouts we have to do more' as president gives speech marking measure at White House

Joe Biden has been heckled by the father of a mass shooting victim during a White House event celebrating the passage of a federal gun safety law.

The US president was delivering a speech on the South Lawn on Monday when he was interrupted by Manuel Oliver, whose 17-year-old son, Joaquin, was among 14 students and three staff members killed at a high school in Parkland, Florida, in 2018.