TIME – From the five shot and killed at a Tulsa, Okla., hospital on Wednesday, to the 22 slain at a Uvalde, Texas elementary school on May 24, to the 10 left dead by a racially motivated shooting spree at a Buffalo, New York grocery store on May 14, the spate of horrific mass shootings over the last month has drawn a new round of calls for federal lawmakers to tighten the country’s gun control laws.