Obvious rules like not outdriving your line of sight go out the window when you have traffic blocked by civilian vehicles in a city that has been a riot zone for weeks.
Perhaps the motorist simply wanted to make sure that "Dawit Kelete" didn't become the Hindi or Somali translation for "Reginald Denny."
:-)
A valid concern, except that he's going to have a hard time convincing a jury that at the speed he was going, he felt threatened by anyone on the road.