Morning Wrap: 3/22/12

News and notes:

• Alex Smith says he’s “not offended at all” that the 49ers threw him under the bus while pursuing Peyton Manning. Mercury News
• Safeway will stop selling so-called “pink slime” filler in its hamburger meat. Contra Costa Times
• Several online date sites, including Christian Mingle, agreed to screen for sexual predators, state Attorney General Kamala Harris announced. AP
• Veteran San Francisco defense lawyer Steve Kalar was appointed as the new federal public defender for the Bay Area. Mercury News
• An Oakland man who happens to be a cousin of the late Oscar Grant, the BART police shooting victim, filed a $10 million federal civil rights lawsuit against Oakland stemming from his being shot in the back by a cop while fleeing a van in February. Chronicle
• John Swett High School  in Crockett was locked down Wednesday afternoon after two students received threats via social media. Contra Costa Times
• Gray whales migrating north are showing up in San Francisco Bay and other estuaries in increasing numbers, and experts don’t know why. Marin IJ