The opening Test match of the Ashes Series began at Gabba, Brisbane this morning.Australia won the toss and chose to bat to begin their defence of an unbeaten Test record at the Gabba since 1988-89. The hosts are bidding to stop England completing their best Ashes run in 123 years.George Bailey is debuting for Australia and has become Australia's 436th Test cap and England's Matt Prior has been called fit for the wicketkeeping role.