On the ninth anniversary of 9/11, thousands take to the streets of Lower Manhattan for and against the plans to build an Islamic community center near Ground Zero. We host a different kind of debate. Tariq Ramadan, one the world’s most renowned Muslim scholars who was barred from entering the United States for six years under the Bush administration, says it should be built elsewhere. He debates Mustafa Bayoumi, an associate professor at Brooklyn College and author of How Does It Feel to Be a Problem? Being Young and Arab in America.