The FAA said that several flight crews inbound to the Reagan National Airport reported onboard alerts when no other aircraft were nearby.

Investors wary of President Trump's plan to add tariffs of 25% on imports from Mexico and Canada, as well as a negative GDP forecast.

Stocks fell after President Trump confirmed 25% tariffs on nearly all goods from Mexico and Canada are set to begin. CBS MoneyWatch correspondent Kelly O'Grady reports.

President Trump on Monday said tariffs are "all set" to go into effect overnight, and that there is "no room" for Mexico and Canada to avoid them.

President Trump announced a deal with the Taiwan Semiconductor Manufacturing Company for more semiconductor plants in the U.S. Mr. Trump also took questions on Ukraine and the impending tariffs on Mexico, Canada and China. CBS News' Olivia Rinaldi has more.

The FAA said that several flight crews inbound to the Reagan National Airport reported onboard alerts when no other aircraft were nearby.

Investors wary of President Trump's plan to add tariffs of 25% on imports from Mexico and Canada, as well as a negative GDP forecast.

President Trump on Monday said tariffs are "all set" to go into effect overnight, and that there is "no room" for Mexico and Canada to avoid them.

The Supreme Court is set to consider the Mexican government's effort to hold U.S. gun companies accountable for violence involving trafficked firearms.

Follow wildfire updates in North and South Carolina, where blazes erupted over the weekend. The largest stemmed from a forest fire near Myrtle Beach.