 This is All Things Considered from NPR News. I'm Elsa Chang in Culver City, California. And I'm Juana Summers in Washington. It has been just two days since the shooting that targeted former President Donald Trump at a rally in Pennsylvania. Over the past 48 hours, federal agents have been racing to try to understand what led 20-year-old Thomas Matthew Crooks to allegedly try to assassinate the former president. Today, the FBI said it has been able to get into the shooter's cell phone.