Tribuneís NBC affiliate WHO-TV Des Moines, IA aired three one-hour live presidential candidate forums. On Nov. 17, neurosurgeon Ben Carson discussed education. On Nov. 18, two-term Louisiana Governor Bobby Jindal discussed his plan for the nationís health care system. On Nov. 19, Donald Trump shared ideas on helping the economy. Iowans submitted questions on social media and in person. (Watch video).