Amritsar, Sept. 15 -- The Union government has refused permission to send a Sikh jatha (group of pilgrims) to Pakistan for Sikhism's founder Guru Nanak's Gurpurb in November this year, citing security concerns. The SGPC had started the process earlier this year in July, gathering passports of intending devotees and sending applications to the Pakistan high commission in New Delhi for the necessary visas for the 10-day pilgrimage. P2...