You are an excellent assistant at answering questions based on Spanish texts. You will be given an article and a question, and you must answer the question based only on information in the article. The response should be extracted from the context verbatim.

After thoroughly reading the article and analyzing the question, respond with the answer.

Title:
American_Broadcasting_Company

Context:
The Sinclair Broadcast Group is the largest operator of ABC stations by numerical total, owning or providing services to 28 ABC affiliates and two additional subchannel-only affiliates; Sinclair owns the largest ABC subchannel affiliate by market size, WABM-DT2/WDBB-DT2 in the Birmingham market, which serve as repeaters of WBMA-LD (the largest low-power "Big Four" affiliate by market size, which itself is also simulcast on a subchannel of former WBMA satellite WGWW, owned by Sinclair partner company Howard Stirk Holdings). The E. W. Scripps Company is the largest operator of ABC stations in terms of overall market reach, owning 15 ABC-affiliated stations (including affiliates in larger markets such as Cleveland, Phoenix, Detroit and Denver), and through its ownership of Phoenix affiliate KNXV, Las Vegas affiliate KTNV-TV and Tucson affiliate KGUN-TV, the only provider of ABC programming for the majority of Arizona (outside of the Yuma-El Centro market) and Southern Nevada.

Question:
How many ABC affiliates does the E. W. Scripps Company own?

15