Chandigarh, March 14 -- With sitting MP Preneet Kaur, now suspended from the Congress, set to join the Bharatiya Janata Party (BJP) on Thursday, the grand old party is finding it hard to find a suitable candidate from the Patiala seat for the upcoming Lok Sabha polls. The Patiala seat is being represented by former chief minister Captain Amarinder Singh's family since 1998, and MP Preneet Kaur has won this seat four times, except in 2014....