In this video, Sen. Chuck GrassleyCharles (Chuck) Ernest GrassleyRepublicans jockey for position on immigration House clears bill to combat crimes against elderly Grassley: DACA deal wouldn't need border wall funding MORE makes the case for extending the Trade Provisional Authority, legislation that gives the president say in negotiating trade agreements. Grassley said reauthorizing the act will help improve foreign relations with other countries.

Read Grassley's op-ed on the subject here