Pranab Mukherjee today refused to add any fodder to the talk of him being the front-runner for the presidential candidate, saying he was himself "in the dark" over the issue that has hogged headlines back home. The past week has witnessed intense speculation in India over who would occupy the Rashtrapati Bhawan next, with Mukherjee and the current Vice President Hamid Ansari being touted as the main contenders.
