Wednesday afternoon notes

City Councilman Bill Rosendahl said he will undergo a medical procedure Thursday to treat atrial fibrillation and dramatically reduce his risk of stroke by insertion of a "Watchman" device in his heart.
Angelenos (and formers) on the list for tonight's White House state dinner with Hu Jintao of China include Barbra Streisand, Patrick Soon-Shiong, Jackie Chan, Herbie Hancock, Elaine Chao, Robert Iger, Willow Bay, Michelle Kwan, Yo Yo Ma, Stanley Toy Jr. and Charles Woo.
LAX led the country last year in reports of laser lights being pointed at aircraft.
Howard Rosenberg and Tom Shales discuss the state of TV reviewing with Variety's Brian Lowry.
Times columnist Steve Lopez and Sam Paredes, head of Gun Owners of California, debate gun control tonight at 7 p.m. on "Which Way, L.A.?" on KCRW. Also: Sheriff Lee Baca defends himself against charges of favoritism.
A Delta IV Heavy rocket could become the largest rocket ever launched from Vandenberg Air Force Base as soon as Thursday morning. The Air Force is warning nearby residents to expect more noise and vibration that from previous launches. Follow launch from 12:43 p.m. Thursday at http://www.ulalaunch.com.
Vern Lanegrasse, sometimes called The Hollywood Chef after his column of that name, died this morning, according to longtime L.A. food writer Barbara Hansen.