Shari Redstone continues professional activities despite thyroid cancer treatment, as she works toward resolving the Trump lawsuit against CBS and finalizing Paramount's merger with Skydance Media.

Shari Redstone, chair of Paramount Global, has been diagnosed with thyroid cancer, a spokesperson for Redstone confirmed Thursday.

Shari Redstone, who for months has been leading the charge to merge Paramount with Skydance has, at the same time, been fighting another battle with thyroid cancer.