The Crossroads of the West Gun Show attracted thousands of firearms enthusiasts to Ontario Convention Center today. The crowd was so large that officials slowed entry to the show to a virtual crawl during the show's early hours to avoid overcrowding the venue. Crossroads of the West typically attracts about 7,000 visitors during its Ontario appearances, show owner Bob Templeton said. He expects double that amount this weekend. The crowd, he said, is likely a reaction to expectations that Congress will at least give serious consideration to major gun control legislation this year. For example, Sen. Dianne Feinstein, D-Calif., has...