The Republican National Committee has announced five presidential candidates in Wednesday's third primary debate in Miami. They are former New Jersey Governor Chris Christie, Florida Governor Ron DeSantis, former South Carolina Governor Nikki Haley, entrepreneur Vivek Ramaswamy and South Carolina Senator Tim Scott. NDTV's Parmeshwar Bawa takes us through Vivek Ramaswamy's foreign policy approach as the five Republicans take the stage and Donald Trump sits out.