Former Rep. Gabrielle Giffords called on lawmakers to “find the courage” to pass legislation following a deadly school shooting at a Florida high school.

Giffords posted a series of tweets after the shooting, saying the accounts of the incident “strike fear into all Americans.”

“Even in our grief, we must summon the courage to fight against this fear,” Giffords said. “We must find the courage to imagine a country where these massacres do not occur. Our leaders must find the courage to escape the confines of their politics & pursue the moral necessity of peace & safety.”

“Every day we fail to take action, we chose this fate. We tolerate politicians who fail to acknowledge this crisis and vote against our safety. We let our gun violence epidemic continue day after deadly day.”

Read more at The Hill.