In north-west Switzerland, two men shot dead two people and seriously injured a third today at a cafe in Basel, police said as they hunt for the suspects. <br/><br/>Police said in a statement that two men came into Cafe 56 and fired several rounds of shots. The assailants are on the run following the shooting. The reason behind the attack is not yet known. Shootings are rare in Switzerland, but men who have done military service are allowed to keep their weapons at home.