The Jalandhar Police Commissionerate today arrested four persons for the murder of Lyallpur Khalsa College student Manpreet Singh.Addressing a press conference, Police Commissioner Arpit Shukla said Balraj Singh Aulakh of Satnam Nagar and Parminder Singh of Suchi village were arrested from Noida (UP).Palwinder Singh of New Kamal Vihar and Bharat Jamba of Officers Enclave were nabbed from Jalandhar. Three of them are students of the college, while Balraj is a former student.An Alto car with a fake number plate was recovered from their possession.Shukla said a dispute between student groups had led to the murder.Around two dozen masked men had attacked Manpreet (20) and Munish (21) with sharp-edged weapons at Guru Nanak Pura East locality on May 26.Manpreet succumbed to his injuries, while Munish, a student of Guru Nanak Dev University College, Ladowali road, is undergoing treatment at a hospital.