12/21/2011 07:56 EST | Updated 02/20/2012 05:12 EST

18 arrested in violence after invading field with bats, crash helmets at Greek Cup match

ATHENS, Greece - Police in northern Greece have arrested 18 people accused disrupting a Greek Cup match by running onto the field wearing crash helmets and wielding wooden bats.

The suspects clashed with police late Tuesday in the northern town of Katerini during a cup game between local club Pontos FC and Xanthi.

Police say the suspects were arrested after fleeing the stadium in three cars. Police say they seized bats, flares, crash helmets, mace sprays and a knife.

Xanthi won the match 2-0.