Voting delayed for hours at several polling stations after technical failures forced officials to revert to manual voting ISTANBUL / KAMPALA, Uganda Ugandans cast their ballots on Thursday in presidential and parliamentary elections, with technical problems and delays at polling stations. Polls opened at 7 am local time (0400GMT), scheduled to end at 4 pm (1300GMT). Voting was delayed for hours at several polling stations in Kampala and elsewhere after technical failures forced officials to