Question: The stand-up of comedian Ryan Hamilton has been featured on "The Late Show with Stephen Colbert", the second iteration of the "Late Show" franchise of which network?
Context: Dr. Stephen T. Colbert D.F.A. is the fictionalized persona of political satirist Stephen Colbert, as portrayed on the Comedy Central series "The Colbert Report" and occasionally on "The Late Show with Stephen Colbert" on CBS.  Described as a "well-intentioned, poorly informed high-status idiot" and a "self-important right-wing commentator", the character incorporates aspects of the real Colbert's life and interests but is primarily a parody of cable news pundits, particularly former Fox News commentator Bill O'Reilly. Stephen Colbert's AmeriCone Dream is a Ben & Jerry's ice cream flavor inspired by Stephen Colbert, host of the CBS television show "The Late Show" and former host of "The Colbert Report" on Comedy Central, and first released in 2007. Glenn Eichler is an American comedy writer who started out as an editor for "National Lampoon" magazine.  From there, he moved over to work as story editor for the MTV television shows "Beavis and Butt-head" and "The Maxx".  He was later responsible for co-creating and producing the television show "Daria", a spinoff from "Beavis and Butt-Head", for MTV as well as "Hey Joel" for VH1.  He has also written for such shows as "Rugrats", "Married... with Children", and "The Wrong Coast", a stop-action animation mini-series for the American Movie Classics cable channel.  He currently writes for "The Late Show with Stephen Colbert" on CBS after also writing for Stephen Colbert in Comedy Central's "The Colbert Report". Ryan Hamilton is an American stand-up comedian who uses observational, sarcastic, and self-deprecating humor.  He is known as a clean comedian and his material focuses on his own experiences, including his single life, skydiving, hot air balloons, and his huge smile.  He was named one of "Rolling Stone"' s Five Comics to Watch in 2012, and also has made standout appearances on "The Late Show with Stephen Colbert", "Conan", "The Late Late Show", "Last Comic Standing", Comedy Central, and Showtime. Tom Purcell is a television writer and executive who is notable for his work with Stephen Colbert on "The Colbert Report" and "The Late Show with Stephen Colbert". The Late Late Show with Craig Ferguson is an American late-night talk show hosted by Scottish American comedian Craig Ferguson.  It was the third iteration of the "Late Late Show" franchise, airing from 2005 to 2014.  It followed the "Late Show with David Letterman" in the CBS late-night lineup, airing weekdays in the U.S. at 12:37 a.m. Taped in front of a live studio audience from Monday to Friday at CBS Television City in Los Angeles, California, directly above the Bob Barker Studio (Studio 33), it was produced by David Letterman's production company Worldwide Pants Incorporated and CBS Television Studios. The Late Show is an American late-night television talk and variety show on CBS.  It first aired in August 1993 with host David Letterman, who previously hosted "Late Night with David Letterman" on NBC from 1982 to 1993.  Letterman's iteration of the program ran until his retirement on May 20, 2015.  Comedian Stephen Colbert, best known for his roles on Comedy Central programs "The Daily Show" and "The Colbert Report", assumed hosting duties in September.  The show originates from the Ed Sullivan Theater in the Theater District of Manhattan, New York, and airs live to tape in most U.S. markets at 11:35 p.m. Eastern and Pacific, 10:35 in the Central and Mountain time zones. Jim Hoskinson is a television director.  He currently directs "The Late Show with Stephen Colbert" on CBS and "Last Week Tonight with John Oliver" on HBO.  He formerly directed "The Colbert Report", which aired on Comedy Central.  Host Stephen Colbert often calls for him on-screen as "Jim" or "Jimmy" for minor assistance during "The Late Show", which he had also done on "The Colbert Report". The Late Show with Stephen Colbert is an American late-night talk show hosted by Stephen Colbert, which premiered on September 8, 2015.  Produced by Spartina Productions and CBS Television Studios, "The Late Show" "with Stephen Colbert" is the second iteration of CBS's "Late Show" franchise.  Stay Human, led by bandleader Jon Batiste, serves as the program's house band, and the announcer is program writer Jen Spyra. "The Colbert Report", which premiered in American cable television on October 17, 2005, has had a massive cultural impact since its inception, when the show introduced the word "truthiness".  Issues in and references to American and world culture are attributed to the character played by Stephen Colbert, who calls his followers the Colbert Nation.  "The Colbert Report" is a late-night talk and news satire television program hosted by Stephen Colbert that aired on Comedy Central from October 17, 2005 to December 18, 2014 for 1,447 episodes.  The show focused on a fictional anchorman character named Stephen Colbert, played by his real-life namesake.  The character, described by Colbert as a "well-intentioned, poorly informed, high-status idiot", is a caricature of televised political pundits. Furthermore, the show satirized conservative personality-driven political talk programs, particularly Fox News' "The O'Reilly Factor".  "The Colbert Report" is a spin-off of Comedy Central's "The Daily Show", where he acted as a correspondent for the program for several years while developing the character.
Answer: CBS