polish athlete jakub krzewina has been suspended by the court of arbitration for sport cas for 15 months for violating the whereabouts rules the polish antidoping agency polada saidkrzewina who was part of polands 4x400m relay team that won gold at the 2018 indoor world championships in birmingham was found to have violated the whereabouts rules three times in 12 months the statement said on wednesdaythe sanction was imposed by cas on monday two persons rumutkel village pradhan soma munda 55 and his associate james purti 38 were killed with hockey sticks and other weapons at rumutkel panchayat under murhu police station limit in khunti district on monday police said sources said a dispute had arisen between soma and others over a sports event on october 23 soma had threatened to stop the tournament in future if it was not concluded on that day khunti sp aman kumar said several persons have been taken into custody and their interrogation is on