Actor Jansen Panettiere, Brother of Hayden Panettiere, Dies at 28"

 Actor Jansen Panettiere, younger brother of actress Hayden Panettiere, has died at the age of 28. The cause of his death has not been revealed.

Jansen Panettiere was best known for his voice work in animated films and TV shows, including "The Penguins of Madagascar," "Ice Age: The Meltdown," and "The X's." He also appeared in several live-action TV series, including "Heroes" alongside his sister.

Hayden Panettiere paid tribute to her brother on Instagram, sharing a series of photos and writing, "I can’t believe I’m even writing this. My dear brother, Jansen, passed away today. Up to this point, we have shared every moment in life, joys, sorrows, triumphs, failures, and everything in between."

She continued, "I can’t imagine our lives without you. Your laugh, your jokes, your love for chicken alfredo and chess, and just seeing you smile are just a few things I will always hold onto. You made life so much better. We grew up together and now you’re gone."

The Panettiere family has not released any further details about Jansen's death. Fans and fellow actors have expressed their condolences on social media.