LK Advani's "Rath Yatra" in 1990 helped the BJP politically, while Mamata Banerjee unseated the mighty Left in West Bengal with her "yatra strategy". Will the ambitious Bharat Jodo Yatra put Congress back on the political map and help Rahul Gandhi shrug off his long-standing "disappearing politician" image, Pallavi Ghosh asks this in this week's One Take.
