Fourth Fears Tighter security for 4th of July means many delays. news_flag_usa1.jpg l video.gif http://premium.cnn.com/pr/video/meta/us/2002/07/01/pd.july4.security.kcpq.r1.smil?rpurl=http://www.cnn.com cnn.gif http://premium.cnn.com/pr/video/meta/us/2002/07/01/pd.july4.security.kcpq.r1.smil?rpurl=http://www.cnn.com GO headline