Alyssa Milano heartbroken over dog`s illness

Los Angeles: Actress Alyssa Milano has been left devastated after one of her beloved dogs was diagnosed with cancer.

The former ‘Charmed’ star took to Twitter to ask fans for their prayers, reports

"My dog Diesel is sick. They think it could be liver failure. Please keep him in your prayers. The poor pooch underwent a series of tests at the vet`s office and the results are not good," she tweeted earlier.

Updating fans with the sad news Friday, the 40-year-old posted: "My Diesel has cancer. I am heartbroken".