Explosion Rocks Yenagoa, Yar'Adua Cancels Visit - Barely 48 hours to the inauguration of former Bayelsa State governor, Chief Timipre Sylva's campaign for governorship re-run, and President Umaru Musa Yar'Adua's expected first visit to the state, explosion rocked Yenagoa, the state capital, yesterday. [Nigeria News : All Africa]