Today's Top Stories Headlines: Blast kills 4 in Gaza, global protests to Iraq war. news_cnn_montage1.jpg 187x47 l lock_icon.gif superpass.gif http://start.real.com/rd?pid=cnn_gp&url=r1_quickcast.smi?rpurl=http://www.cnn.com/&src=CNT.cnn.r1h. 10454153925500 Hourly QuickCast Reports lock_icon.gif superpass.gif http://start.real.com/3rd?pid=cnn_wvid&src=CNT.cnn.0.0.0.cnnv1&url=meta%2Firaq%2F2003%2F02%2F15%2Fbs.mideast.demos.cnn.r1.smil&case=auth 10454153925501 Worldwide War Protests lock_icon.gif superpass.gif http://start.real.com/3rd?pid=cnn_wvid&src=CNT.cnn.0.0.0.cnnv1&url=meta%2Fworld%2F2003%2F02%2F15%2Flw.nkorea.defiant.reut.r1.smil&case=auth 10454153925502 N. Korea Defiant lock_icon.gif headline