The nation is reacting to the sudden passing of beloved “Laverne & Shirley” actress Cindy Williams. In a joint statement, her two children say they are grief-stricken by “insurmountable sadness that could never truly be expressed.” The 75-year-old star died following a brief illness, but little else is known about her passing. Her “American Graffiti” co-star Suzanne Somers tells Inside Edition: “Hard to believe my vibrant friend won’t be here anymore.”

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