 Complete the following phrase:  In the 20062007 season, Halverson made her junior debut. She won two bronze medals on the ISU Junior Grand Prix circuit and was second alternate to the 20062007 Junior Grand Prix Final. She went on to the 2007 Nationals and won the junior title. Halverson was the first mens skater since Evan Lysacek to win back-to-back novice and junior national titles and is one of only nine skaters to do it since 1932. Her placement at nationals earned her a trip to the 