The growing regulatory scrutiny, increasing competition from cable channels such as Cartoon Network, Disney Channel, and Nickelodeon,[76] as well as video on-demand and streaming services, brought changes to viewing habits that made non-educational Saturday morning programming less viable for networks.[70][107] Throughout the 2010s, the major networks began to schedule factual, documentary- and reality-style series aimed at a teen (13–16 years old) audience to fulfill their E/I obligations, rather than programming targeting preschool or preteen audiences.[107] As they are targeting viewers older than 12 years old, these programs are not subject to the restrictions on advertising in the Children's Television Act.[107][108] ABC (Litton's Weekend Adventure in 2011),[109][110] CBS (CBS Dream Team in 2013), The CW (One Magnificent Morning in 2014; The Washington Post wrote that its replacement of Vortexx signaled the "end" of Saturday morning cartoons),[70][107][111] NBC (The More You Know in 2016; Spanish-language dubs began airing on Telemundo in 2018 under the MiTelemundo branding) all leased their weekend morning blocks to Litton Entertainment to air such E/I programming. Fox entered into a similar arrangement with Steve Rotfeld Productions to produce the STEM-based block Xploration Station for its affiliates, which premiered in September 2014.[70][107][108] NBC argued that its The More You Know block was a better lead-out for Weekend Today's audience than the preschool Voir plus