sherwood, paul's partner from work, to the stand. they told the jury he had been interrogated by police and showed them the tape. >> let's go from the beginning. paul. you meet paul where? >> i met paul at his house in glen cove. >> reporter: jurors heard him tell police his version of what happened the night of the murder. >> so he gets in your red blazer. who's driving, you or him? >> i was driving. we were driving up toward where his residence was. where catherine still lived. >> reporter: sherwood said paul told him to park about a mile away from catherine's house and wait in the car. >> how long is he gone from the car? >> over an hour. >> and what does he say when he gets in the car? he said "it's done." he had said that the chloroform didn't work. "i had to strangle her," and something about hitting the gas line to ignite. >> so you knew the house was on fire? >> yes. >> reporter: as scott sherwood's story played in the courtroom, the prosecutors pointed out how