Chandigarh, Oct. 21 -- The Aam Aadmi Party (AAP) on Tuesday alleged that Punjab chief minister Bhagwant Mann was detained for three hours at the Delhi airport after returning from France and issued a Rs.50,000 challan, a claim not confirmed or denied by airport authorities. AAP's Punjab media in-charge Baltej Pannu did not specify the reason for the challan, describing the alleged incident as an attack on Punjab's "identity and dignity". Airport officials, who spoke on condition of anonymity, said Mann's flight from Paris arrived at 11.17pm on October 19. He and his spouse, accompanied by two others, exited the terminal at 1am on October 20 and left the airport at 1.02am, they added. The remaining two passengers, including principal secreta...