Latest: One victim remains in hospital after Parsons Green attack; Second man arrested

Latest: All but one of those injured in the explosion at Parsons Green on Friday morning have been discharged from hospital, a spokeswoman for NHS England said.

Update - 12.13pm: All but one of those injured in the explosion at Parsons Green on Friday morning have been discharged from hospital, a spokeswoman for NHS England said.

Nineteen people were taken to different London hospitals following the attack, many with burn injuries, while 11 more self-presented.