London Bridge terror attack may have been thrown into the River Thames by the speeding van.
The Met police believe Xavier Thomas aged 45 was walking along the bridge with his girlfriend Christine Delcros at the time of the attack on Saturday night. He has not been seen since.
Ms Delcros herself was seriously injured after being hit by the van and witness accounts suggest MR Thomas may have been thrown into the river by the van.
The pair were visiting London for the weekend when they became caught up in the attack which left 7 people dead.
32 people are currently in hospital 15 of those are in a critical condition.
Anyone with information about Mr Thomas is asked to call the Metropolitan Police on 0800 0961 233.