Transportation
London Tube Strike Closures Foreshadow Monday Travel Chaos
Commuters board a train at Bank underground station during a heat wave in London, UK.
Photographer: Betty Laura Zapata/BloombergWalkouts by London Underground staff have begun, forcing several main lines on the network to completely or partially shut down on Sunday ahead of the start of the work week.
The Bakerloo and Circle lines were suspended, while the Central, which serves many City workers, Metropolitan and Piccadilly lines were partly closed or suspended, according to Transport for London. There were also severe delays on the Jubilee line.