. >>> and doctors studying the effects of novartis pharmo's new leukemia drug say company's sales staff had access to their research data. >>> medical personnel in bangkok are treating people wounded in an attack on an anti-government demonstration. thai media say someone, or somebody, threw a grenade at protesters demonstrating against prime minister yingluck shinawatra. at least 31 people are said to have been hurt. the protesters were marching through the capital. the latest in a series of demonstrations. one of their leaders was near the site of the attack. but suthep thaugsuban was not hurt. he used to serve as deputy prime minister. the demonstrators have been protesting for months against prime minister yingluck. they say her brother has too much influence. thaksin shinawatra served as thai leader, too, until he was overthrown in 2006. the unrest forced yingluck to call an election set for february 2nd. but the protesters say political reforms have to come before another vote. they're demanding she step down immediately. >>> previously many travelers shunned japan as a tourism de