Asian shares gain and Japan’s Nikkei 225 jumps 6.5% despite uncertainty over tariffs

BANGKOK (AP) — Asian markets opened higher on Tuesday, with Japan's Nikkei 225 share benchmark shooting up more than 6% after it fell nearly 8% a day earlier. The rebound followed a wild day on Wall Street as U.S. stocks careened after President Donald Trump threatened to crank his double-digit tariffs higher. Early Tuesday, China’s Commerce Ministry said it would "fight to the end" and take unspecified countermeasures against the United States to safeguard its own interests after President Donald Trump threatened an additional 50% tariff on Chinese imports. By late morning Tokyo time, the Nikkei 225 was up 6.5%…