Internationally, Best Buy also operates in Canada and Mexico, and was formerly operational in China until February 2011 (when the faction was merged with Five Star) and in Europe until 2012. Its subsidiaries include Geek Squad, Magnolia Audio Video, and Pacific Sales. Best Buy also operates the Best Buy Mobile and Insignia brands in North America, plus Five Star in China. Best Buy sells cellular phones from Verizon Wireless, AT&T Mobility, Sprint Corporation, and Boost Mobile in the United States. In Canada, carriers include Bell Mobility, Rogers Wireless, Telus Mobility, their fighter brands, and competing smaller carriers, such as SaskTel.