The Verge reports: “T-Mobile has agreed to purchase parts of regional wireless carrier US Cellular in a $4.4 billion deal that includes US Cellular’s wireless customers, stores, and approximately 30 percent of spectrum assets. US Cellular will retain ownership of its towers and “approximately 70 percent of its spectrum portfolio across several spectrum bands,” with T-Mobile entering a long-term arrangement to lease space on more than 2,000 towers.”