Mysore/Mysuru: City’s renowned announcer and campaigner N. Chandrashekar (71), passed away yesterday night at Ranebennur, following a heart attack. Popularly known as ‘Mike Chandru,’ he leaves behind his wife Sulochana and a host of relatives and friends. A resident of J.P. Nagar here, Chandru had gone to Ranebennur to meet his ailing sister where he…