Mary Bruce reports on a federal judge temporarily blocking Pres. Trump's executive order ending the constitutional guarantee of birthright citizenship, calling it "blatantly unconstitutional;" Pierre Thomas has the latest on Capitol Police acknowledging a stunning security failure after they say a 27-year-old Massachusetts man touring the U.S. Capitol passed through security with a 9mm loaded handgun while confirmation hearings were underway; Mireya Villarreal has the latest on the seven police officers in San Antonio, Texas, that were shot during a standoff with a Navy veteran while responding to an attempted suicide call; and more on tonight's broadcast of World News Tonight with David Muir.

Selina Wang reports from the White House, President Trump lashing out at Colombia's President, and ordering tariffs and sanctions against the country after it blocked military flights carrying migrants; Melissa Adan reports from Los Angeles on President Trump's immigration crackdown and what the military is doing at the border; Alex Stone tonight reports on the flood watch in Los Angeles, as the region is still recovering from those wildfires and more on tonight's broadcast of World News Tonight.