By Catalina Jaramillo and Kate Yandell In signing an executive order aimed at reducing U.S. drug prices, President Donald Trump said some prices would be cut in half or more “almost immediately.” But the order is light on details of how the plan would be implemented.

Rep. Ro Khanna announced plans to introduce legislation to codify the president's directive aimed at lowering prescription drug costs in the country.

The executive order directs Trump's administration to take actions against "discriminatory" policies in foreign countries that suppress drug prices.