Gingrich's speech focuses on the threat of radical Islam and national security. At the end he mentions what Trump plans to do regarding veterans' health care, infrastructure, education, and law and order.
Another man who was on the short list of possible vice presidential picks for Trump: New Jersey Governor Chris Christie.
Next up, the main speech of the night: Mike Pence, vice presidential nominee
Here's our story: Republican VP Nominee Pence Set to Make Case for 'President Trump'
House Speaker Paul Ryan introduces Mike Pence, vice presidential candidate. Crowd cheers, gives standing ovation.