Two men shot dead and 2 people were seriously injured on Thursday at a cafe in Basel , north-west Switzerland, police said as they hunt for the suspects.

As per the sources 2 men came into Cafe 56″ around 8.15 pm local time and fired several rounds of shots where 2 customers were killed and another is in a critical condition.

The reason behind the attack is not yet known and will be investigated .Police have asked anyone with information regarding the incident to come forward.The road next to the cafe has been cordoned off and traffic redirected.

In January, a man clad in military clothing shot and injured two police officers as they searched his home in northeast Switzerland for a suspected cannabis plantation.