 At 533, we have sunshine and 98 degrees in Tulsa. I'm April Hill from the 24-hour Fox News Center with team coverage of our top national story. The investigation underway into the shooting at the rally. President Biden said that we know who the shooter is, but we don't know why he did it. But the FBI do their job and their partner agencies do their job. I'm instructed that this investigation be thorough and swift.