Mr. Ball. Investigation of accidents?
Mr. Foster. Yes, sir.
Mr. Ball. Did you have a special assignment on November 22?
Mr. Foster. Yes, sir.
Mr. Ball. 1963. And what was that?
Mr. Foster. That was assigned to the triple overpass to keep all unauthorized personnel off of it.
Mr. Ball. That was the overpass, the railroad overpass?
Mr. Foster. Yes, sir.
Mr. Ball. Do you—the overpass runs in a north-south direction?
Mr. Foster. Yes, sir.