Sourced to "people briefed by Apple," the WSJ story is thin on details but is published on a reputable site that usually doesn't stick its neck out on unfounded items. If this report is grounded in truth, it indicates the end of AT&T's exclusivity deal with Apple and the possible opening of the device in the United States for even further carriers.
This is a rumor we've heard several times before.
*Verizon is currently in the process of acquiring AOL, Engadget's parent company. However, Engadget maintains full editorial control, and Verizon will have to pry it from our cold, dead hands.