How did the 8 top U.S. wireless carriers stack up in Q1?

The first-quarter earnings season is over, and all of the Tier 1 and Tier 2 wireless carriers have reported their results. Now it's time to parse the information to see which carriers slipped and which managed to get ahead. Research firm Strategy Analytics, in partnership with FierceWireless, tracks the performance of the top U.S. carriers every quarter and their report and includes the major metrics--such as churn, ARPU and revenue--of each carrier. For a look at how the top eight U.S. carriers managed in the first quarter, check out this special report.