<prompt> Qedela umusho olandelayo: UHolcomb unqobe izindondo ezine kuma-FIBT World Championships: igolide amadoda amane: 2009 nezithathu zethusi amadoda amabili: 2009, iqembu elixubile:  <response>: 2008, 2009. Uphinde wanqoba isicoco seNdebe yoMhlaba yamadoda amabili ngo-2007, wanqoba isicoco seNdebe yoMhlaba ehlanganisiwe ngo-2007, futhi waqeda endaweni yesibili kuma-Four-Man World Cup ka-2007. Waba ngowokuqala waseMelika ukunqoba indondo yeNdebe Yomhlaba Yabesilisa Ababili. UHolcomb uphinde wanqoba iziqu zeNdebe Yomhlaba ehlanganisiwe yango-2007 nango-2010, kanye nesiqu seNdebe Yomhlaba Yabantu Abane yango-2010. 