Sri Lanka Muslims Had Warned Officials About Group Behind Attack BloombergSri Lanka attacks: 'International network' linked to bombings BBC NewsSri Lanka blocks social media following deadly attacks CBS NewsSri Lanka Terror Attacks: Islamist Group National Thowheed Jamaath Blamed for Bombings Has Foreign Links, Government Says NewsweekSri Lanka attacks: Swansea student's family killed in blasts BBC NewsView full coverage on Google News