Extinction Rebellion protesters lock themselves to rig on River Thames

Activists want London mayor Sadiq Kahn to cancel Silvertown road tunnel project Three Extinction Rebellion activists have locked themselves to a rig in the middle of the Thames to protest against a planned road tunnel underneath the river in south-east London. The keys to the locks around the protesters' necks have been delivered to the city's mayor, Sadiq Khan, with a note asking him to come and talk to them. However, the mayor's office issued a statement ignoring the request and confirming pla...