[Jeff Chandler]

At about 4:45 into this you can see the shots being fired from much lower than the 32nd floor.

https://www.youtube.com/watch?v=mBbOFwWquAw

This is shows clearly shots fired from around the 10th floor.

https://www.youtube.com/watch?v=NVnNKOKVhx4

[Beautiful_Gracious_Skies]

Your second Youtube video has been pulled, marked -—> “dangerous.”