Federal Communications Commission (FCC) Chairman Julius Genachowski testified Wednesday that his agency takes calls to cancel Fox's broadcast licenses "very seriously." Groups, including Citizens for Responsibility and Ethics in Washington (CREW), have urged the FCC to pull Fox's licenses because of evidence that its parent company News Corp. hacked people's phones in the United Kingdom to get stories. During a Senate Appropriations subcommittee hearing on Wednesday, Sen. Frank Lautenberg (D-N.J.) pressed Genachowski on whether he plans to do anything about the allegations. Genachowski said it wouldn't be appropriate to comment on a specific case, but that the commission is "certainly...