Sen. Richard Pan, D-Sacramento, prepares to testify about his Senate Bill 277. The bill, which tightens vaccination exemptions, stalled this week .
Sen. Richard Pan, D-Sacramento, prepares to testify about his Senate Bill 277. The bill, which tightens vaccination exemptions, stalled this week . Hector Amezcua hamezcua@sacbee.com
Sen. Richard Pan, D-Sacramento, prepares to testify about his Senate Bill 277. The bill, which tightens vaccination exemptions, stalled this week . Hector Amezcua hamezcua@sacbee.com