Dark, V-Shaped? Craft Over San Antonio

• When: October 5th, 2016 at 7:32 PM
  
• Where: San Antonio
• What: Dark, large V?-shaped craft; Warning: could be flock of birds?

A video showing a large, gray craft flying over San Antonio, Texas was posted to MUFON (case 79844), along with testimony. But could this just be a flock of birds? Obviously, the witness did not seem to think so when they were viewing the UFO with their naked eye. What do you think? As always, you be the judge:

I was driving home from my mom's house. I let my girl drive and as we pulled on fm78 I noticed a black shape in a cloudless sky I began recording it shortly after but did not want to pull over to study it better. I know I should have..