Shark sightings, plane crashes, and more things you might have missed this week.

Great White Shark Spotted Off Coast of Santa Cruz, CBS San Francisco

A great white shark was spotted off the coast of Santa Cruz. A lifeguard saw the shark about 250 yards off Cowell Beach on Saturday. A swimmer who was in the area also saw the shark. The lifeguard couldn't verify how long the shark was, but said he could see a tail thrashing and its head breaching the water. Warning signs were posted, but authorities say the risk to swimmers is low. They say sharks are more interested in seals, sea lions and fish than people. Read more.

6 Things You Should Know About the Police Sex Scandal That Has Oakland Reeling, Mother Jones

Seven Bay Area activist organizations held a press conference in front of the Oakland Police Department's downtown headquarters on Tuesday morning, calling for the resignation of Mayor Libby Schaaf in the face of a sex scandal (and others) that has claimed three acting police chiefs in less than two weeks. The groups, which included Black Lives Matter's regional chapter and an organization called the Anti Police Terror Project, called for an outside agency—APTP's founder suggested the Department of Justice—to conduct an investigation. Community groups hold a press conference at OPD headquarters on June 21. Brandon Ellington Patterson The sex scandal, triggered by an officer's suicide, broke as the OPD was looking to end 13 years of federal monitoring, the result of past misconduct by a pack of rogue Oakland officers who called themselves the "riders." The department is also looking into claims that a married homicide detective let his mistress write his criminal reports, and incidents of racist texts exchanged between officers. After the resignation of three police chiefs in succession, Mayor Schaaf has put the department under the control of City Manager Sabrina Landreth. In an earlier press conference, Schaaf compared the department to a "frat house" with a "disgusting" and "toxic macho culture." Here are some of the highlights—or more accurately, lowlights of the ongoing OPD crisis. Read more.

Hawaii Man Owned Plane That Crashed on Bart Tracks in Hayward, SF Gate

A Hawaii man with Bay Area ties owned a plane that crashed onto BART tracks in Hayward over the weekend, killing the pilot inside, officials said. Robert E. Pursel Jr. was the registered owner of the twin-engine Piper PA23 that went down at 12:05 p.m. Sunday at Whipple Road and Railroad Avenue, according to a Federal Aviation Administration registry. Read more.

Plan to End Daylight Saving Time in California Passes Committee, CBS San Francisco

A Bay Area lawmaker's proposal to end Daylight Saving Time in California passed a State Senate committee this week. AB 385 by Assemblymember Kansen Chu (D-San Jose) would place a measure before voters that would propose dropping DST in the Golden State and remaining in Pacific Standard Time year-round. On Monday, the bill passed the Senate Energy Utilities and Communications Committee by a vote of 7-2. AB 385 now moves to the Senate Appropriations Committee. Read more.

Bay Area Homes: Prices up, Sale down From 2015, Mercury News

The median price for single-family homes in the Bay Area jumped last month to a record $750,000, reflecting the region's red-hot demand for housing -- even as short supply drove down the number of homes sold. The new Bay Area high was up 7.1 percent from the year before and surpassed the nine-county region's previous record of $738,500, set in July 2007. In May 2015, the Bay Area median was $700,000. Read more.