Cornyn: Terror threat in US has morphed
06:32Sen. John Cornyn, R-Texas, joins Morning Joe to discuss last week's attack in France, why U.S. leaders were absent from this weekend's rally in Paris and this session of Congress.
Sen. John Cornyn, R-Texas, joins Morning Joe to discuss last week's attack in France, why U.S. leaders were absent from this weekend's rally in Paris and this session of Congress.