Of course this could be a CGI effect, but there is no way to tell and no evidence of hoax beyond the ease with which it could have been created. The third light that appears is a lens effect from the streetlights.

Story Source:
http://www.openminds.tv/two-orb-ufos-recorded-in-missouri-809/
Dreamland Video podcast
To watch the FREE video version on YouTube, click here.

Subscribers, to watch the subscriber version of the video, first log in then click on Dreamland Subscriber-Only Video Podcast link.