A hand grenade was thrown at the home of Constantinos Antonopoulos, CEO of betting services provider Intralot, in Athens, Greece, in the early hours of Sunday morning.

According to reports on the internet, the grenade detonated in the front yard of the house and forensic experts were said to have found fragments of a mobile phone in the remains of the hand grenade. There was no major damage and there were no injuries reported. The assailants remain unidentified.