In the first half, political commentator and economist John Lott reacted to the breaking news on the riots in Baltimore, which arose in the aftermath of the death of Freddie Gray.
In the latter half, space historian Robert Zimmerman reflected on the 25th anniversary of the Hubble Space telescope which has reinvigorated and reshaped our perception of the cosmos, and he also offered commentary on current and future space exploration.
A fireball lit up the skies over the American South in the early morning hours of August 28th. Caught by NASA cameras, the meteor blaze was said to be 20 times brighter than the moon. Watch a clip here.