U.S. Senator Chris Murphy hospitalized after suffering a stroke

"The doctors are encouraged by his progress, he is awake and alert, and we are optimistic he will make a full recovery," the statement said in part.

U.S. Sen. Chris Murphy of Connecticut has been hospitalized after suffering a stroke, according to his chief of staff.

Murphy started experiencing numbness in his arm while at his son's hockey game Saturday, his chief of staff said in a statement. He was taken to a local hospital, where doctors determined he had suffered a stroke.

Murphy was transferred to Johns Hopkins for further monitoring and is responding well to treatment.

"The doctors are encouraged by his progress, he is awake and alert, and we are optimistic he will make a full recovery," the statement said in part.

Murphy has served in the U.S. Senate since 2013.

Several lawmakers have released statements after Sen. Murphy's hospitalization:

U.S. Senator Richard Blumenthal: “Thinking of my great friend and colleague, Chris Murphy. I know how fiercely he fights and I’m certain I’ll be welcoming him back to the Senate soon."

Gov. Ned Lamont: “Just two days ago, I was with Senator Chris Murphy doing what he loves most: encouraging Connecticut residents to make their voices heard and vote on Tuesday. There is no stronger advocate for our democracy, and no one who fights harder for the people of this state. Chris is a great friend to Connecticut and to me personally, and Annie and I are keeping him and his family in our prayers. I am sure that he will be walking across the state again very soon, and we will all be cheering him on.”

Lt. Governor Susan Bysiewicz: “I was with Senator Murphy on Friday evening, where he was energetically encouraging voters to participate in the upcoming election. I am glad to hear that he is doing well, and I look forward to continuing our joint efforts to support the people of Connecticut. We are all wishing Chris a speedy recovery and keeping him in our thoughts and prayers.”

Attorney General William Tong: "My thoughts are with Senator Murphy and his family today. He is the toughest fighter I know-- for Connecticut and for our country-- and I have no doubt he's going to fight through this challenge now. We need him back on the front lines for all of us."

Sen. Ryan Fazio: “I am keeping Sen. Murphy and his family in my prayers during this challenging moment and wish him a full and speedy recovery.”

Sen. Stephen Harding: “Our thoughts are with Sen. Murphy and his family. We are encouraged to learn that Sen. Murphy is responding well to treatment and making progress. We wish him a swift and full recovery.”

Rep. Jim Himes: Sending well wishes to my friend Senator Chris Murphy. Mary and I are holding you and your family in our thoughts, and are very happy to hear that you are already doing better. Connecticut is cheering for your quick recovery!

Hartford Mayor Arunan Arulampalam: “Senator Chris Murphy has, and will continue to be, an unwavering champion and fighter for our working-class residents and families. I am heartened to hear that he is expected to make a full recovery, and our community is standing with Chris and his family during this time.”

This is a developing story.