 Funding for Here and Now comes from MathWorks, creators of MATLAB and Simulink software, accelerating the pace of engineering and science. Learn more at MathWorks.com. From NPR and WBUR Boston, I'm Deepa Fernandes. I'm Peter O'Dowd. It's Here and Now. Cities are revising their strategies to address homelessness after a major ruling from the Supreme Court last week. We'll find out how.