Complex sentence: "Fort Night" originally aired on October 6,2013 on Fox and was watched by 4.21 million viewers, after which the series took a temporary month-long hiatus to make way for the network's Major League Baseball coverage.
Split into simpler sentences: Fort Night originally aired on October 6,2013 on Fox and drew an audience of 4.21 million viewers. After its airing, the series took a temporary month-long hiatus to make way for the network's Major League Baseball coverage.