Transcript for Crisis in Venezuela worsens as military blocks US aid

Knots about as well on the crisis deepening there with violent clashes involving Venezuelan troops break yet along the border against protesters attempting to bring in humanitarian aid. At the same time vice president Mike Pence set for a meeting Monday that could intensify the situation here's ABC's to Yuma farm. Tonight a nation on edge of detentions investment imported tonnes erupted into violence. Soldiers loyal to president needlessly duo you've been blocking humanitarian aid sent from America works and take gas and I think slabs of that in some classes. Hundreds injured a fourteen year old boy among base kills. But more than a hundred troops defected crossing into Colombia where the opposition is struggling to count to that blockade. And now with the crisis deepening the sacred shifting to what lies ahead. US backed opposition leader Juan quite to welcomed in Colombia with full minute trio and as. A secret has to meet leaders from a dozen Latin American nations and vice president Mike Pence but Missouri is standing his ground. Warning the United States to stay away. That warning met with heightening the rhetoric from US officials secretary of state might compared declaring the jurors days when numb but we set every options on the table sent as a marker read Beers signaling that majority's use of deadly force has now changed the game treating the doe was now way open to various potential multilateral actions not on the table 24 hours again and later cryptic we also advanced. An image of Moammar Gadhafi bloodied often Libyans raise up ending his regime. With positives for the written out clay is outside of wallets that fit his up the chronic and crippling thing done massive shortage inside Venezuela. Could grow it was. Tom Julia MacFarlane for its Juliet fake.

This transcript has been automatically generated and may not be 100% accurate.