Billions of robocalls are vexing Americans - and it's not slowing down. Many of the unsolicited calls are from scammers pretending to be tax collectors, charities, or salespeople. Short of throwing ...

Robocalls are a daily nuisance, but there are simple and free ways to stop them.Your smartphone has built-in features to fight back. On iPhones, go to Settings, scroll to Phone, and activate "Silence ...