ODEBOLT, Iowa (AP) — The FBI has joined Sac County officers in searching for the man who robbed a bank in the western Iowa city of Odebolt. The Sac County Sheriff’s Office says the bank alarm was activated a little before 9:40 a.m. Thursday. The robber said he had a gun but didn’t show one. He fled with an undisclosed amount of cash. No arrest has been reported.