Fifty years ago, the authoritarian Estado Novo regime was overthrown in Portugal by a military coup. Known today as the Carnation Revolution, it’s a day that’s celebrated around the world – including by the large Portuguese-American community here in Rhode Island and southeastern Massachusetts. Also, Rhode Island nursing homes are facing understaffing, patient injuries, and preventable deaths, and the issues are only getting worse. Plus, we bring you a special performance from local singer Gian Carlo Buscaglia, who made a name for himself singing romantic ballads and songs of social justice in the streets of Harvard Square.