And now we turn to that big vote in washington and jolting defeat for the president on the gun bill crafted in response to the newtown shooting. Tonight, it has failed in the senator, and the... See More
And now we turn to that big vote in washington and jolting defeat for the president on the gun bill crafted in response to the newtown shooting. Tonight, it has failed in the senator, and the president spoke just this afternoon. Abc's chief white house correspondent jonathan karl is there now. Reporter: This was the single best chance to pass any part of the president's plan to combat gun violence and it could get passed in the democratically controlled senate. Surrounded by victims of gun violence, the president angrily denounced the vote. There are no coherent arguments not do to this. It came down to politics. Reporter: The president was joined by mark barden who lost his son daniel in the sandy hook massacre. We'll return home now, disappointed, but not defeated. We return home with the determination that change will happen. Maybe not today, but it will It will happen soon. The meamd is not agreed to. Reporter: With vice president presiding, the bill fell short of the 60 votes it needed to pass. Prompting someone in the galleries to shout out. Reporter: The vote was a crushing sdoinlt to the victims of gun violence who had been pleading with senators to pass the bill. Many of them were here to watch as the vote went down. 12-year-old james barden who's other was murdered at sandy hook was there. I feel we owe it to daniel. Cause his life needs to mean something. Reporter: This was just one part of the president's plan that would have expanted background checks. They're now only required for guns bought at gun dealers. It means the rest of the president's plan is effectively dead. Althou joe biden told us the fight is not over. It's time for then people to make it clear just how displeased they are with this vote. Let their representatives know that. This is far from over. Reporter: I just finished talking to those sandy hook families. They are tired, emotionally drained, but they're absolutely determined to continue this fight. But as far as this bill, this effort to expand background checks, it is all but dead for the rest of the year. There's no chance it will be revived.
This transcript has been automatically generated and may not be 100% accurate.