What Mattered Today: January 3, 2020

The U.S. is sending around 3,000 more soldiers to the Middle East following the killing of Iranian General Qassem Soleimani, as Congress questions the legality of President Trump's airstrike order. Plus, University of Sydney ecologists estimate Australia's wildfires have killed half a billion animals since September, and United Methodist Church leaders announced a plan to split the church over same-sex marriage. Read up on these and more of today’s top headlines.

What Mattered Today: January 3, 2020