With the hosts Merv Griffin, Pat Sajak, David Letterman and Stephen Colbert, CBS has taken many runs at late-night TV. Some were more successful than others.

In a shocking move, CBS is ending “The Late Show with Stephen Colbert” next year, and apparently exiting the late-night television business altogether. The network, citing financial pressures,

"Next year will be our last season,” the late-night talk show host announced Thursday, July 17. "The network will be ending 'The Late Show’ next May."