Hundreds of thousands of people rallied in cities and towns across Greece on Friday to demand justice on the second anniversary of the country’s deadliest-ever train crash, and striking workers grounded flights and halted sea and train transport.

Also today: A US tent facility holds migrants longer than advised, and London’s Mayor eyes banning Oxford Street traffic.

Air, sea and train transport was halted and mass protests were planned in Greece on Friday in anger over a perceived lack of justice two years after the country's worst-ever train crash killed 57 people.