Hyderabad, July 16 -- Lawmaker Kesineni Srinivas on Monday threatened to resign from Lok Sabha and the Telugu Desam Party (TDP)'s primary membership if the party's chief, N Chandrababu Naidu, did not control "his pet dog." The threat followed a bitter war of words Srinivas had with his party colleague, Buddha Venkanna, on microblogging site Twitter on Sunday. The two traded accusations around a month after four of six TDP Rajya Sabha members defected to the BJP after its rout in the April-May national and assembly polls....