responsible for? >> weather underground slightly over for 20 >> what we saw in february, 1970, was san francisco police officer brian mcdonnell. a 4-year-old father of two, husband killed. when a bomb went off in his police station. and eight other police officers were injured in that blast. your wife has been accused of the crime. do you deny it? >> absolutely. nothing to do with it. >> bernadine wasn't fond of the police officers. referring to them as "pigs". >> five days after that bombing the weather underground bombed john murta's home. >> it's not true >> not true? you quote the weather underground communication, saying as follows i'm quoting now two weeks before the town house explosion two members of the group fire bombed judge