Owned-and-operated television stations in the United States began to open up affiliation negotiations in March 2006. UPN stations that were formerly owned by Chris-Craft Industries and those that were owned by CBS Corporation at the end of the network's run were sometimes considered owned-and-operated stations of the network, and several transactions have involved these stations. Not too long after becoming a UPN owned-and-operated station itself, San Antonio station KRRT (channel 35, now KMYS) was sold to Jet Broadcasting in 1995, eventually becoming an affiliate of The WB (the station is now a CW affiliate that is operated by former owner Sinclair Broadcast Group, and owned by Sinclair
Owned-and-operated station are examples of transactions involving O&Os: Owned-and-operated station In the broadcasting industry, an owned-and-operated station (frequently abbreviated as O&O) usually refers to a television or radio station that is owned by the network with which it is associated. This distinguishes such a station from an affiliate, which is independently owned and carries network programming by contract. The concept of an O&O is clearly defined in the United States and Canada (and to some extent, several other countries such as the United Kingdom, Australia, Brazil, Argentina, Chile and Japan), where network-owned stations had historically been the exception rather than the rule.