BJP president Amit Shah on Wednesday claimed that West Bengal Chief Minister Mamata Banerjee was silent on NC leader Omar Abdullah's 'separate Prime Minister of Jammu and Kashmir' remark as she was concerned about her vote bank."Omar Abdullah said recently that there should be a Prime Minister in Jammu and Kashmir. Is it possible that you have two prime ministers in a country? We want to know from Mamata didi that what is her stand on Omar Abdullah's demand. But she will not break her silence as she is concerned about her vote bank," Shah said at a public rally here.He reiterated that Kashmir will remain an integral part of India even if the BJP was not in power."I want to tell Rahul Gandhi, Mamata didi and Omar Abdullah. Today, we are in power and Narendra Modi is the Prime Minister. He will continue to hold his post in the coming days as well. But, if a day comes when the BJP is not in power, our workers will fight to ensure that Kashmir remains an integral part of India," Shah ...