 Our officers are trained to recognize a threat. They're trained to stop the threat. We're trained to de-escalate if we can. We're trained to use a taser if we can. Brian Steele is president of the police union in Columbus. That city has about 40 officers here helping with security at the convention. Jim Ryan, ABC News, Milwaukee. President Biden calling for tougher gun laws. Don't be outspoken on one. Don't be silent on others.