"Report for Murder" by Val McDermid is the latest mystery title to be released by the Duluth publishing house Spinsters Ink. Under their "Grave Issues" imprint, Spinsters has been publishing what they call "feminist mysteries" since 1992. Plot-wise, a feminist mystery can mean anything from incorporating a lesbian romance...to just giving the detective a few close friends. Minnesota Public Radio's Amy Radil reports from Duluth. From their offices in the Building for Women in downtown Duluth, Spinsters Ink publishes fiction and nonfiction with a feminist slant. The press is owned by Joan Drury, a Minnesota native who explains that they're in Duluth basically because she loves Lake Superior. She also loves mysteries, and so not surprisingly Spinsters Ink publishes a line of mystery novels Drury has written two herself -- the second, "Silent Words," was nominated for an E