Ruling Aam Aadmi Party ’s Gurdeep Singh Randhawa breached the bastion of Congress heavyweight and Gurdaspur MP Sukhjinder Singh Randhawa by defeating his wife Jatinder Kaur by 5,699 votes in the bypoll of Dera Baba Nanak assembly segment. Aam Aadmi Party ’s Gurdeep Singh Randhawa Gurdeep secured 59,104 votes, while Congress’ nominee got 53,405 votes in a neck-and-neck fight. Shiromani …