Sarah Paulson is reuniting with Ryan Murphy, this time in “ Monster .” Variety has learned from sources that Paulson is nearing a deal to appear in the upcoming fourth season of Murphy and Ian Brennan’s Netflix anthology series, in which she would play notorious serial killer Aileen Wuornos. As previously reported, Season 4 will focus on Lizzie Borden and the axe murder of her father and stepmother. Production is now underway in Los Angeles. Given that Wuornos is not the focus of the season, it