a painter's van passes brennan's pontiac and parks in front of the building half way up the block. as music and brennan watch from their car, the four painters get out of their truck, unpack their ladders and tools, and begin to carry their equipment into the building next door to the stakeout. brennan, music and kobas are now on their way, using parked cars to cover their advance toward the front door of the comacho building. music, brennan, and kobas rush the front door of the comacho's building, and enter. at the front of the building donato emerges from the passageway and he's met by a hail of gunfire. he jumps back and takes a more cautious look. luna pulls out peeling rubber, but he's nearly surrounded. squad cars have pulled in blocking both ends of the street. another squad car screeches to a halt and both officers jump out and start firing. luna's van, it's windshield shot out, takes the first corner on two wheels. behind him the police scramble for their blue and whites. half way down the block, the van lurches into an alley.