National security is cited as a concern.

“We’re going to win either way. We either win by getting a deal or we win by not getting a deal.”

“I would expect that the enforcement mechanism works in both directions."

Negotiators sit down for opening talks in Washington next week. Abe doesn’t want to give U.S. better deal than Europe, Asia

U.S. companies shift purchases of tariff-targeted products like furniture, refrigerators and car tires to countries such as Vietnam, South Korea, Taiwan and Mexico.