Two people who were killed after one of the men came to the aid of another man on a motorway have been named by Hertfordshire Police.
Spencer Bell, 71, from Bushey, Hertfordshire, had stopped to assist a man who had fallen from the Bucknalls bridge over the M1 near junction 5 at about 10.45am yesterday when he was struck by a vehicle.
Hertfordshire Police confirmed the man who fell from the bridge was Alan Trethewey, 67, from Watford.
Both men died at the scene.
More top news
Donald Trump is to visit the UK on July 13 and hold bilateral talks with Theresa May, Britain's ambassador to the US has said.
The Football Association has announced it has received an offer to buy Wembley Stadium.
The most hotly-tipped date is July 13, following the Nato summit which the president is due to attend in Brussels on the previous days.