A spike in Japanese government bond yields threatens to derail Prime Minister Sanae Takaichi's growth strategy less than a year after she vowed aggressive fiscal stimulus to spur economy.The yield on the benchmark 10-year Japanese government bond reached the 3 percent mark for the first time in 30 years on Tuesday as investors became increasingly worried about the outlook for Japan's fiscal health under Takaichi's economic management.Bonds have come under greater selling pressure recently as investors begin factoring in the risk that her tax cut and investment plans could fail and lead to h…READ FULL ARTICLE