Sizing up the progress of the top U.S. LTE operators

How far along are the Tier 1 wireless operators--AT&T (NYSE: T), Verizon Wireless (NYSE: VZ), Sprint (NYSE: S) and T-Mobile--with their LTE deployments? Phil Goldstein, editor of FierceWireless, takes a look at the progress that these service providers have made in their LTE roll outs thus far. Read more