Will the condition of river Ganga sway 2019 polls?

As the nation gears up for 2019 Lok Sabh elections, India Today brings a ground report on 'Namami Gange'. In the run-up to 2014 elections, BJP had promised to restore the old glory of Ganga. So, did BJP deliver on its promise? Or is the Congress resorting to political opportunism by trying to highlight BJP's failure to restore Ganga's old glory? Watch this repor more