. >> lieutenant commander mike kress, operations officer at naval beach group 1, i was a coach during the exercise. we supported the exercise with 3 subject matter experts from amphibious construction battalion 1, their expertise is in route clearance, they actually played in the exercise and i was the coach for the exercise. >> good morning, i'm colonel alley, marine operations officer for the marine expedition briged. i was responsible for the planning and (inaudible). >> good morning, my name is (inaudible), superintendent pe department of public works, i'm responsible for street cleaning, trees, landscaping through the city. on the day of the incident i was the operations chief at the incident command poach at ocean beach. >> good morning, i'm captain houston with the california national guard. i'm with first marine briged. i've been coming to san francisco since may for the planning efforts and i got to participate in the com drill with 6 marines and we were dispersed from all 3 different sites. >> good morning, everybody, my name is michelle geddis, i'm with the san francisco de