An Iowa college professor has openly declared his support for the far-left Antifa movement after he faced backlash for social media posts that included his desire to bash President Donald Trump with a baseball bat.English professor Jeff Klinzman, who has taught for almost ten years at Kirkwood Community College in Cedar Rapids, made the comments after a local TV station asked him about his social media posts.“I affirm that I am Antifa,” Klinzman told local ABC affiliate KCRG-TV.