Nelson on AT&T's Second-Quarter Earnings

July 21 (Bloomberg) -- Michael Nelson, an analyst at Mizuho Securities USA Inc., discusses AT&T Inc.’s second-quarter earnings reported today. The second-largest U.S. wireless carrier reported sales that topped analysts’ estimates as a discount on an older version of Apple Inc.'s iPhone helped keep users from switching to Verizon Wireless. Nelson speaks with Carol Massar, Dominic Chu and Adam Johnson on Bloomberg Television's "In the Loop." (Source: Bloomberg)