MANAMA, Bahrain — More than 10,000 demonstrators joined Bahrain's first public rally in months Saturday as the leader of the Gulf nation's main Shiite political party urged backers to press ahead with peaceful protests for greater political rights after fierce crackdowns by security forces.The event carried twin messages in a nation wracked by unrest since February when protesters took to the streets, inspired by successful uprisings in Egypt and Tunisia.Read More... More on Bahrain