Longtime WCVB-TV reporter/anchor Susan Wornick announced Monday that she is retiring in March. “I’ve had a remarkable career in broadcasting but there is still a lot I want to do and accomplish,” Wornick said in a statement. She joined the station as a general assignment reporter in 1981 and began anchoring the midday newscast in 1989. . . . Wornick didn’t mention her big news while emceeing a weekend fund-raiser for Joslin Diabetes Center at Willowbend Country Club in Mashpee. The crowd included City Council president Steve Murphy, Suffolk Construction’s John Fish, Senate president Therese Murray, Joslin CEO John Brooks and Willowbend owner David Southworth, Plymouth Rock Studio’s Joe DeLorenzo, and former Reebok bigshot Paul Foster. . . . There were a few Joslin patients at a special performance by the Jonas Brothers at the W Hotel Monday. (Nick Jonas has type 1 diabetes.) Kiss 108’s Matt Siegel hosted the event, which preceded Nick, Joe, and Kevin’s show at the Bank of America Pavilion. . . . Former Patriots safety Patrick Chung’s foundation, Chung Changing Lives, held a reception at Mistral to spread the word about his summer music camp for teens. Chung was joined by his wife, Cecelia, Pats players Jerod Mayo and Kyle Arrington, former “Baywatch” beauty Traci Bingham, and Jay Cashman and his wife, Christy . . . . Robert Downey Jr. and Robert Duvall took a break from filming “The Judge” to go to Fenway for Sunday’s Sox/Yankees game.