challenged

"For the first time in his career he was challenged and the ball wasn't coming out anywhere near what we would have liked," says Harris.

"We've seen too often government decisions that the government considers to be in the public interest challenged repeatedly and often successfully in the courts," he said.

Cook has challenged her removal—successfully so far—in federal court.

Beijing also has pressured Hanoi to cease oil-and-gas exploration in waters it considers its own and challenged Vietnamese fishermen’s access to the Paracels.

They have also challenged whether the issues cited by the White House, especially the trade deficit, represent emergencies.