<prompt> Kamilisha sentensi ifuatayo: Cooper akawa mwamuzi wa kudumu wa Ligi Kuu ya Baseball kuanzia 1999. Alifanya kazi ya Mfululizo wa Idara 2003, 2005, 2006, 2008, 2009, 2011, 2012, 2013, 2014, 2019, Mfululizo wa Ubingwa wa Ligi  <response>: 2004, 2015, 2016, 2017, Major League Baseball Wild Card Game 2015 na 2016, 2017, 2014 World Series, na 2005 All-Star Mchezo. Cooper pia alifanya kazi ya World Baseball Classic mwaka 2009 na 2013. 