<prompt> Nathan Cross yo a belegwego ka December 2, 1980 ke motshameki wa go namela seketswana wa Canada yo a phenkgišanego go tloga ka 2007. O thopile sefoka sa silibera ka papading ya sehlopha ya bobsleigh-skeleton ya go tswakanywa ka go FIBT World Championships ya 2008  <response>: kua Altenberg, Jeremane. 