In the wake of Verizon’s public attack on AT&T’s 3G network, the two U.S. wireless carriers are now locked in a sparring match. Here’s the scorecard.

The Big Question is a joint production from ZDNet and TechRepublic that I co-host with ZDNet Editor in Chief Larry Dignan. This week’s guest is Andrew Nusca, an editor for ZDNet and SmartPlanet.

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