The Apple iPhone was seen at the CTIA Wireless 2007 trade show and caught the interest of Kevin Martin, the chairman of the Federal Communications Commission. According to this news article:
"He spent more time with it than I did," Stephenson said in an interview afterward. For a minute, "It seemed like he wouldn't give it back," Stephenson joked.
AT&T's Chief Operating Officer demoed the device during his keynote speech.