sentences:  O'Toole suffered a serious knee injury against Charlton which left him out for 9 months, after rupturing a cruciate ligament.Groin problems had restricted him to just 16 appearances in the 2011–12 season, but on 7 June 2012, O'Toole signed a new two-year deal, keeping the midfielder at the club until 2014.On 31 December 2012, O'Toole signed for League Two team Bristol Rovers, initially on a one-month deal.