Carmakers accused of cheating air pollution rules have faced little punishment in UK but trial brought by 1.8m motorists is about to begin

Carmakers accused of cheating air pollution rules have faced little punishment in UK but trial brought by 1.8m motorists is about to begin

Some of the world's biggest carmakers are facing a pivotal trial at London's High Court on Monday.

Motorists may be due compensation after the major court battle