Key TakeawaysAT&T added 419,000 new monthly postpaid customers, more than analysts projected.The company missed expectations slightly on earnings and revenue.The FCC on Monday released a report faulting AT&T for a network outage in February. AT&T (T) shares rose Wednesday after the company reported second quarter results buoyed by more new subscribers than analysts expected. The telecommunications titan reported 419,000 new postpaid subscribers, well above the 251,800 expected by analysts, according to Visi ...