The Senate is spending money against the GOP challenger in Iowa 's Senate race . The Republicans incumbent senator is facing criticism for making an ad that focused on a heinous murder . The campaign later pulled down the ad altogether . Sen. Willie Horton pulled down the ad after the victims ' family got involved . The race in Alaska is close and could determine the balance of power in the GOP .
The Senate is spending money against the GOP challenger in Iowa 's Senate race . The Republicans incumbent senator is facing criticism for making an ad that focused on a heinous murder . Sen. Willie Horton pulled down the ad after the victims ' family got involved . The race in Alaska is close and could determine the balance of power in the GOP .