Kenyan cities 'will run red with blood,' al-Shabaab vows

- RTR4W1F9' height='259' alt='KENYA-SECURITY/COLLEGE' width='460' src='http://news.guugll.com/wp-content/uploads/2015/04/kenyan-cities-will-run-red-with-blood-al-shabaab-vows.jpg' />

Somali militants on Saturday threatened to stage more bloody attacks on Kenya after they killed nearly 150 people during an assault on a Kenyan university two days ago.