Secret Service did not sweep rooftop where Trump shooter was found, source says

The transcript discusses multiple investigations into a shooting, including an FBI probe and inquiries by House and Senate committees. The House Homeland Security Committee is examining security measures and coordination between the Secret Service, TSA, and local law enforcement. Additionally, the suspect's background is being scrutinized, revealing his employment as a dietary aid with no concerning history.

What new insight or understanding did you gain from this video?