I don't know anything about hawk behavior, but, uh, aren't they usually not ok with people bothering them?

I don't know anything about hawk behavior, but, uh, aren't they usually not ok with people bothering them? Would it matter if it was an immature bird? Because that doesn't look like an adult, fwiw.

http://www.foxnews.com/us/2017/08/26/harvey-hurricane-hawk-rides-out-storm-with-houston-family.html
http://www.foxnews.com/us/2017/08/26/harvey-hurricane-hawk-rides-out-storm-with-houston-family.html