Two people were killed and 12 others wounded in a town in northern Yemen on Wednesday when a suicide bomber riding a motorbike blew himself up in a busy market, a security official said. The attack occurred in Saada, a town near the border with Saudi Arabia and about 130 km (80 mile) north of the capital, Sanaa. Security Director of Saada Brig. Abdulhakim Al-Mawri said the bomber was identified as Ali Salem Al-Gharazi, adding that an investigation has been opened.