Supergirl, an American superhero action-adventure televison series, written by Cindy Lichtman and Rachel Shukert aired on what TV station?
Manhunter (Supergirl):  The episode's teleplay was written by Cindy Lichtman and Rachel Shukert, and directed by Chris Fisher. Supergirl (TV series): Supergirl is an American superhero action-adventure television series developed by Ali Adler, Greg Berlanti and Andrew Kreisberg (the latter two having previously created "Arrow" and "The Flash") that originally aired on CBS and premiered on October 26, 2015.
CBS