An Afghan war veteran who knocked down a cyclist while drunk at the wheel claims she had been fleeing a triggering conversation about the Israeli-Palestinian conflict. Emma Fullagar, who was more than double the legal alcohol limit to drive, says the divisive topic set off the post-traumatic stress disorder (PTSD) she developed following her deployment overseas. The 49-year-old jumped in her van and shortly after collided with a cyclist on the A258 Deal Road in Dover, knocking the rider off their bike and down a bank. The incident was witnessed by police who had been driving behind Fullagar at…