 Security is understandably tight, but then it always is at these events. But after the assassination attempt on Donald Trump over the weekend, the Secret Service has cracked down even more. The mood at political conventions is typically one of jubilant excitement, but after Saturday, the festivities have taken on a more somber tone. Washington GOP Chairman Jim Walsh blames the incident on language used by some against Donald Trump. I really think that as we move away from this, I think the lesson we're all going to have to share is we've got to dial down the rhetoric.