Gabby Giffords 'Sickened' at 'Assassination' of British Lawmaker

Gabby Giffords sickened by the violent act against British lawmaker.

Cox, a member of the Labour Party, was shot and stabbed and a 52-year-old man was arrested.

Giffords is a well-known advocate of gun safety after being shot in the head in a 2011 assassination attempt while she was back home in Arizona.

She shared her grief on Twitter, posting: "Absolutely sickened to hear of the assassination of Jo Cox. She was young, courageous, and hardworking. A rising star, mother, and wife." she tweeted.