Oct. 22: FBI is investigating wiretapping charges

Oct. 6: Cook seeks to set record straight on HolwegSept. 29: Orton adds weight to Cook suspicions

Sept. 24: Cook says he won't drop out of race

Sept. 3: Cook seeks FBI probe of blackmail rumors

Aug. 31: GOP foes blamed for Cook rumors

Aug. 13: Provoan says she won't seek re-election

Jan. 30: Cook's job-performance rating takes a serious tumble in poll

Jan. 7: U.S. attorney won't pursue wiretap case

Jan. 5: Cook aims for fresh start