U.S.-S. Korea battery deal puts the squeeze on China

Battle over trade secrets between power-storage giants threatened American EV industry

Alpensia Resort and a wind farm in Pyeongchang, about 100 miles from Seoul. Photo: Jeon Han/Wikimedia.

. . . . It was a tempest in a teacup that threatened to severely hobble the nascent U.S. electric vehicle industry — and give China even more power over the world’s battery manufacturing. But now, after intense lobbying by federal agencies, U.S. Senator…