"We're dealing with a case of deliberate sabotage, then," said Haroche.

Atypical disease transmission through aerosols, food, or water, which suggests deliberate sabotage.

If it was a deliberate sabotage, then one reason that jumps out would be killing the Fed chairman.

Was it accidental, or a case of deliberate sabotage?

But the point is that we were checking for accidents, not deliberate sabotage, and whoever planned this knew it.

By the next day, experts found enough evidence to declare the explosion to be deliberate sabotage.

At the worst - the possibility of deliberate sabotage has to have crossed your mind, too.

If these engines fail as a result of technical problems or deliberate sabotage, then the aircraft will crash.

Kralick had sworn that it was proof against all but deliberate sabotage.

If it is undermining the Government's policy, that comes more from habit than from deliberate sabotage.