Suzanne Somers, who starred in the hit 1970s sitcom "Three's Company" before launching a successful career as a fitness advocate and businesswoman with the Thighmaster, has died at the age of 76 after a battle with cancer. #news #threescompany #suzannesomers "CBS Evening News with Norah O'Donnell" delivers the latest news and original reporting, and goes beyond the headlines with context and depth. Catch the CBS Evening News every weekday night at 6:30 p.m. ET on the CBS Television Network and at 12 a.m. ET on the CBS News app. Subscribe to the "CBS Evening News" YouTube channel: youtube.com/CBSEveningNews Watch full episodes of "CBS Evening News": cbsnews.com/evening-news/full-episodes Follow "CBS Evening News" on Instagram: instagram.com/cbseveningnews Like "CBS Evening News" on Facebook: facebook.com/CBSEveningNews Follow "CBS Evening News" on Twitter: twitter.com/CBSEveningNews Download the CBS News app: cbsnews.com/mobile Try ...