At least 180 current and former armed forces aircrew with cancer they claim was caused by exposure to toxic fumes in helicopters are pursuing the Ministry of Defence for compensation. RAF flight sergeant Zach Stubbings, who died aged 47 in January, is one of at least six people who have received an out-of-court settlement from the MoD although the MoD has not admitted liability. A group that represents veterans has urged the MoD to take swift action to protect those still serving and also raise awareness among former servicemen and women. The MoD said it believed engine exhaust emissions were...