Intervention Ov News Today

>> the old program covered 20 to 30% to search for terrorists, the new program covers nearly 100%. that gives us greater ability to stop acts of terrorism. >> reporter: exchanges that highlighted the pairs different approaches to defense issues. rubio favors more u.s. intervention and is committed to syrian president bashar al assad. >> were the most powerful nation in the world. we need to begin to act like it again. >> cruz wants less intervention ov overseas. >> if we topple assad, the effect...