Addressing the 91st episode of radio program 'Mann Ki Baat', Prime Minister Narendra Modi paid tribute to many martyrs including Shaheed Udham Singh. PM Modi said that our country is celebrating the 'Azaadi Ka Amrit Mahotsava'. Our revolutionaries and freedom fighters have given us the responsibility, we have to follow our duty path by fulfilling those responsibilities. During this, PM Modi stated that fight against Corona is still going on. Indian traditional methods have also contributed a lot in this fight. During this, the PM also mentioned the contribution of the Railways in the freedom struggle. Watch PM Modi's full address in 'Mann Ki Baat'.