Hundreds of workers of the Aam Aadmi Party (AAP) held a massive protest outside Punjab Chief Minister Amarinder Singh's home in Chandigarh today over electricity rates in the state. The police had to use water cannons on the workers. AAP leader Bhagwant Mann led the protest outside Amarinder Singh's home. The show of strength by the AAP, which is in main opposition party in Punjab, comes after protests by the Shiromani Akali Dal against the Congress government over the issue of power tariff.