Amarinder Singh challenges Navjot Singh Sidhu to contest polls against him from Patiala Punjab CM Amarinder Singh on Tuesday challenged Navjot Singh Sindhu to contest polls against him from Patiala. advertisement File photos of Punjab Chief Minister Amarinder Singh and Congress MLA Navjot Singh Sidhu Punjab Chief Minister Amarinder Singh on Tuesday challenged his party colleague and Amritsar MLA Navjot Singh Sidhu to contest polls against him from Patiala. The longstanding rivalry between the two Congress leaders has been aggravated by Sidhu's fresh charge against the chief minister over the Punjab and Haryana High Court's decision to quash a probe report into the 2015 police firing in Faridkot’s Kotkapura. Cops had opened fire at people protesting against the desecration of the Guru Granth Sahib.