On the heels of President Trump’s executive order, Colorado U.S. Senator Michael Bennet tonight sent a letter to U.S. Department of Homeland Security Secretary Kirstjen Nielsen and U.S. Department Health and Human Services Secretary Alex Azar to inquire what actions their agencies will take to undo the damage caused by President Trump’s “zero tolerance” policy and how the administration plans to reunite the thousands of children it has separated from their parents.