The White family of Carson City may not have been in this year's Rose Parade, but they helped make it happen.Steve, Kathy and Bethany White joined other members volunteer corps, the Petal Pushers, in Pasadena, Calif., to help assemble floats for the parade.“Our motivation came from wanting to volunteer our time and knowing we are a part of a float in the Rose Parade,” said Kathy. It was her second time participating, and her husband's and daughter's first. The volunteers spend the week attaching thousands of roses, carnations, lilies, mums and other flowers, as well as natural materials such as …