WASHINGTON, Sept. 1 -- Sen. Joni Ernst, R-Iowa, issued the following news release: In response to the tragic news that Iran-backed Hamas had brutally killed American hostage Hersh Goldberg-Polin, U.S. Senator Joni Ernst (R-Iowa) released the following statement. "Hersh Goldberg-Polin should still be alive today," Ernst said. "My heart aches for Jon and Rachel who have been tireless advocates for the release of their son and all the American hostages. The grief and pain they bear is unimaginabl  more