Newsmakers

Extended Boston point guard Rajon Rondo says he has agreed to a five-year contract extension with the Celtics, keeping the star from entering the market as a restricted free agent after the season. The deal has yet to be signed but Rondo said Monday that was just a “formality.”

Let go The San Diego Chargers released wide receiver Chris Chambers a day after he had a key catch in a 24-16 win over the Oakland Raiders.

Suspended 40-year-old journeyman Doug Barron, who lost his tour card three years ago, became the first player to be suspended by the PGA Tour for testing positive for a performance-enhancing substance. He was suspended for one year, the PGA Tour said.

Guilty Former Kentucky men’s basketball coach Billy Gillispie has pleaded guilty to driving under the influence of alcohol in Lawrenceburg, Ky. Died Former NBA player and successful Seattle-area high school boys basketball coach Phil Lumpkin, 57, has died, O’Dea High School, were he coached, announced Monday. He missed work last week after being diagnosed with pneumonia.