EXHIBIT 7 Amendment No. 1 to Amended and Restated Investor Agreement Amendment No. 1 (this "Amendment"), dated as of December 26, 2002, to the Amended and Restated Investor Agreement (the "Agreement"), dated as of December 20, 2001, by and among AT&T...Investor Agreement • December 27th, 2002 • At&t Wireless Services Inc • Radiotelephone communications • New York
