NEW : `` There 's no cause of panic , '' says New Delhi police spokesman . Recommend0 Press Trust of India : Reports suggest possible strike on December 6 . India 's top military officials discuss country 's security plans .
NEW : `` There 's no cause of panic , '' says New Delhi police spokesman . Security raised at all the nation 's airports amid intelligence on terrorist activity . Press Trust of India : Reports suggest possible strike on December 6 . India 's top military officials discuss country 's security plans .