What is the birthdate of this English former footballer who played as a striker and who played for the 2012-13 Sheffield United F.C. season?
2012–13 Sheffield United F.C. season Sheffield United Football Club participated in League One, the third level of English football in 2012–13, after having failed to win promotion, losing in the previous season's play-off final. Danny Wilson remained in charge for a second season and the club continued to reduce costs as they sought to adapt to life at the third level of English football. Many of the players involved in the previous season were either sold or released, while the likes of Nick Blackman, Tony McMahon, Shaun Miller and Dave Kitson were signed to replace them.
David Ball (footballer) David Michael Ball (born 14 December 1989) is an English footballer who plays for Rotherham United as a striker.