 Complete the following phrase:  Valeska Homburg became known nationwide as a presenter of the winter sports on the broadcaster ARD. Since 2007, she is occasionally the presenter of the ski jumping on ARD, and later became with former ski jumper Dieter Thoma a presenter of the ski jumping world cups and the four hills tournament. In addition for ARD, she was among others a presenter at the 2006 Winter Olympics in Turin and at the 2010 Winter Olympics in Vancouver, as well as the 