Question: Leonard Francis McAllister Jr. (born January 13, 1972) is a conservative American political commentator for a number of newspapers and websites, including which English-language American online magazine of African-American culture launched on January 28, 2008, by Henry Louis Gates Jr. and Donald E. Graham, and was owned by Graham Holdings Company through its online subsidiary, The Slate Group?
Sentence (from "Finding Your Roots"): The first season aired on PBS from March 25 to May 20 of 2012.
Relevant evidence: No