President Trump’s fantasy “National Security Emergency” on our Southern border has been taking a beating recently.  The top military commander for homeland defense sys he sees no military threat from Mexico, and experts on the drug trade say the wall is largely irrelevant to stopping the flow of narcotics.  AP’s star reporters Martha Mendoza and Garance Burke have broken several big stories about the treatment of detainees, especially children.  They reveal the reality at our southern border.