 He's rewritten his speech to call for national unity and resilience, focusing less on his Democratic rival. I'm Jackie Quinn. Still a mystery what may have driven Thomas Matthew Crooks to open fire at the Trump rally. He was 20 years old and from Bethel Park, Pennsylvania. This is AP News. Hi, thank you, Rita. 657 on the Pulse of New Hampshire. The Pulse of New Hampshire, available to be heard on all your smart devices.