Irish ambassador to the United States Dan Mulhall explains why a return to a hard border between Northern Ireland and the Republic of Ireland would cause havoc. Also, Jersey City, New Jersey, police seek to combat the thefts of holiday package deliveries. And a new series from ProPublica and The Atlantic details how budget cuts at the IRS put extra scrutiny on the working poor and let wealthy tax cheats go free. That and more, in hour one of Here & Now’s Dec. 17, 2018 full broadcast.