Mysore/Mysuru: A couple from Mysuru has embarked on a padayatra to Tirumala-Tirupati in Andhra Pradesh demanding interlinking of Ganga-Cauvery rivers and effective steps to check spreading of COVID-19 pandemic. C. Manjunath, a retired employee of Vikrant Tyre and his wife, Ratna Manjunath started the padayatra after offering special puja at Kote Anjaneyaswamy Temple in city…