The number of tickets issued by D.C. police to drivers using hand-held cell phones has increased since the District banned the behavior more than two years ago, suggesting that motorists are ignoring warnings not to use the devices while on the road. "There is still a blatant disregard for the law," said Capt. M.E. Gresham, commander of the Metropolitan Police Department's traffic safety and special enforcement branch. "I honestly think a lot of people do not take it seriously." Last year, officers handed out 8,342 tickets to drivers using cell phones within D.C. limits, a nearly 11 percent increase from...