The Standing and Walking CT

"It's even more evident in the shooting captured from the above angle. The shooters feet stay parallel to each other when standing and walking which Luigi's feet never ever do. The shooter has a completely different stance and walk to Mangione."

I still think there were multiple people involved.

This is the "lost" quote from the NYPD Detective: "It appears the suspect shared a room on the fourth floor with two other men" can be found on this Dec 6 Article:

https://abc7ny.com/post/unitedhealthcare-ceo-shot-brian-thompson-killed-midtown-nyc-writing-shell-casings-bullets/15623577/