“As I sat waiting for information about @SenMarkKelly’s safety today, I couldn’t stop thinking about what you must have gone through 10 years ago this week,” Giffords wrote on Twitter on Wednesday after it was clear lawmakers were unharmed. Gabe Zimmerman, Giffords' community outreach director, was the first congressional staffer killed on the job in the United States. She went to see her congresswoman with a child’s optimism and a belief that public service is exciting and hopeful. A decade later, in the aftermath of an insurrection at the U.S. Capitol, his words carry new meaning. All of us – we should do everything we can to make sure this country lives up to our children’s expectations.”