You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "What television station did WCCO-TV worked for?" whose answer is CBS Corporation.
Each document should contain about 30 words, and these documents should contain useful information.

Query: WCCO-TV ownership
Useful Output:

Doc 1: WCCO-TV, branded CBS Minnesota, is a television station licensed to Minneapolis, Minnesota, United States, serving as the CBS outlet for the Twin Cities area.
Doc 2: WCCO – CBS Minnesota is a subsidiary of ViacomCBS, which National Amusements, Inc owns. They are operated by the third-generation leadership of
Doc 3: In 1932, the CBS Radio Network exercised its option with General Mills and became the sole owner of WCCO for a total investment of $450,000. In 1937, the
Doc 4: Tom Oszman's 15-year-old nonprofit, TC Media Now, is dedicated to unearthing and digitizing local TV broadcasts of yore.
Doc 5: 'CCO remains a powerful force in Twin Cities broadcasting, earning millions in revenue for its owner, Philadelphia-based Entercom Communications