Nearly two months after Amarinder Singh quit as the chief minister of Punjab, the infighting in the Congress’s Punjab unit showed no signs of abating as mercurial state party chief Navjot Singh Sidhu trained his guns on the new dispensation led by Charanjit Singh Channi.The cricketer-turned-politician, who was constantly at loggerheads with Amarinder, is now questioning the appointments of the state DGP and advocate general made by the new dispensation.