Asian Markets Mostly Higher Amid Cautious Trades

Asian stock markets are mostly in positive territory on Tuesday, though gains are muted in most markets as investors treaded cautiously amid worries about the looming threat of a Greek debt default. Greece and its creditors have failed to reach an agreement on a deal to release bailout funds in time for the debt-laden country to meet a 1.6 billion euro debt payment to the IMF due on Tuesday.