Uber chief quits Trump advisory group after uproar

Uber chief executive Travis Kalanick on Thursday quit US President Donald Trump's business advisory group, as a movement grew to dump the ride-sharing service because of his connection to the new administration. Kalanick said in an email to Uber employees that he spoke briefly with Trump about the president's recent executive order restricting immigration, saying he told him he would not be able to participate on his economic council. Trump's advisory group was established last year and includes