It has been described as part political rally, part trade show, part victory lap. Tens of thousands of gun enthusiasts descend upon houston for what may be the most watched nra convention ever, the... See More
It has been described as part political rally, part trade show, part victory lap. Tens of thousands of gun enthusiasts descend upon houston for what may be the most watched nra convention ever, the theme this year, stand and fight. Abc's jeff zeleny is in washington this morning. Jeff, good morning to you. Reporter: Good morning, dan. You're right, the nra says that its membership is up and the group's leaders are fighting what they call a culture war. But they're coming face to face with some of those families of those nooult shooting victims. This morning, the gun lobby is riding high. We are americans, we are proud of it and we are going to defend our freedom. We promise you. Reporter: The nra is gathering for the second day of its annual convention, celebrating their latest legislative victory. Leave our freedoms alone. Reporter: Five months after the newtown massacre re-opened a national debate on guns not a single new federal gun law has passed. You saw what happened to the united states senate a few days ago. This is a fight for the future of freedom. Reporter: Tens of thousands of nra members are here listening to conservative leaders rally their support for the second amendment. Former alaska governor sarah palin accused the white house of playing politics. This president flying in grieving parents on air force one, making them backdrops in his perpetual campaign-style press events. Reporter: Overnight family mes told abc news they did not feel like props. Several stood watch outside the nra convention. Robert allen penning. Reporter: Reading the names of victims from sandy hook and other shootings. Neal lost his son jesse, a first grader. Well, I think everybody down deep knows what happened in newtown shouldn't have happened. Reporter: Also keeping the pressure on is patricia maisch who tackled the gunman in the shooting of congresswoman gabby giffords. The gun lobby is saturated in blood and some of our legislators have blood on their hands. Reporter: Supporters say public opinion is on their side with as many as eight in ten americans supporting some type of background checks but the politics is another question. Top senate aides tell abc news this morning they plan to bring this gun legislation up again possibly later in month but it's an open question if any votes have changed or the outcome w be any different.
This transcript has been automatically generated and may not be 100% accurate.