Playwright gets political
John Guare talks about “His Girl Friday,’’ his new comedy adapted from both the 1940 Howard Hawks film of the same name and the 1928 Broadway play on which that was based: “The Front Page.’’ Beginning previews Sept. 9 at Trinity Repertory Company in Providence, this version is set in a Chicago courthouse pressroom on Aug. 31, 1939, the evening before a Jewish immigrant named Earl H…