Early morning light in the sky around Philly area from SpaceX launch

A SpaceX launch early Sunday morning left many people wondering, what was that light in the sky?

Video Transcript

[WIND BLOWING]

[CAR RUNNING]

[CAR RUNNING]

MAN 1: What the hell is that?

[FOOTSTEPS]

MAN 1: What is that? It's moving.

[WIND BLOWING]

[CAR RUNNING]

[BRAKES SQUEAKING]

MAN 2: Look at the trail behind it.

MAN 1: I see it.

[FOOTSTEPS]