'I worry that we are expecting too much,' says transit union president of delays OC Transpo staff are researching where to buy more diesel buses — something the city had never intended to do again — as it gives up on plans for high-capacity electric buses and struggles to maintain its aging conventional fleet. The capital's public transit agency gave an update Thursday for its e-bus procurement. It includes information about the latest round of delays and the city's decision to give up on purchasing any of the longer, 18-metre (60-foot) electric buses. "If we lose that, does this mean...