Sanaa, Ramadan 16, 1433, Aug 4, 2012, SPA - Seven people were killed and 16 wounded in a hand grenade blast which occurred last night in a popular market in Taiz City, Yemen. Yemeni Ministry of Defense pointed out today that a person riding a motorcycle threw a hand grenade at the market. --SPA 12:46 LOCAL TIME 09:46 GMT www.spa.gov.sa/1020157