Federal health officials are considering breaking single doses of monkeypox vaccine into smaller doses to stretch the current supply. The Food and Drug Administration may allow healthcare providers to split a one-dose vial of the monkeypox vaccine into five doses. Reporter: Jackie Fortier, KPCC Throughout history, struggling Americans have looked for greener pastures, with many striking out for California. But some powerful people in the state have actively tried to keep the migrants out by setting up border checkpoints.  Guest: Bill Lascher, Author of the book "The Golden Fortress: California's Border War on Dust Bowl Refugees" California is offering $20,000 stipends to recruit and train more mental health clinicians to work in public schools. The program is a response to the student mental health crisis.  Reporter: Julia McEvoy, KQED A bill that provides some protection for immigrants in court is heading to Governor Gavin Newsom’s desk. The measure said if an attorney wants to ask a witness about their immigration status in court, the judge must first decide if it’s relevant to the case. Reporter: Tyche Hendricks, KQED Voters in San Bernardino County will have the chance to vote in November on whether the county could potentially secede from California. Reporter: Keith Mizuguchi, The California Report  A Fresno high school has issued an apology for painting over a student mural completed for the campus. Artists questioned the decision and the message it sends to the arts community. Reporter: Soreath Hok, KVPR Learn more about your ad choices. Visit megaphone.fm/adchoices