Question: Dave Feamster currently owns five of the pizza chains that are based in what city?

Context paragraphs:
Dave Feamster: David Allan Feamster (born September 10, 1958 in Detroit, Michigan) is an American retired ice hockey player who played for the Chicago Black Hawks.  He was picked in the 1978 NHL Amateur Draft, after coming through Colorado College and made his debut in 1982.  He retired in 1985 and currently owns five Little Caesars pizzerias in Pueblo, Colorado, where he was featured in Eric Schlosser's book "Fast Food Nation"

List of Canadian pizza chains: This is a list of notable Canadian pizza chains.  This list is limited to pizza chain restaurants that are based in or originated in Canada.

Seafood pizza: Seafood pizza is pizza prepared with seafood as a primary ingredient.  Many types of seafood ingredients in fresh, frozen or canned forms may be used on seafood pizza.  Some retail pizza chains, as well as smaller restaurants, offer seafood pizzas to consumers.

List of fast food restaurant chains: The following is a list of notable current and former fast food restaurant chains, as distinct from fast casual restaurants (see List of casual dining restaurant chains), coffeehouses (see List of coffeehouse chains), ice cream parlors (see List of ice cream parlor chains), and pizzerias (see List of pizza chains).

List of pizza chains: This list of pizza chains includes notable pizzerias and pizza chains.  Pizza is a dish of Neapolitan origin and cuisine, made with an oven-baked, flat, generally round bread that is often covered with tomatoes or a tomato-based sauce and mozzarella cheese.  Other toppings are added according to region, culture, or personal preference.

Topper's Pizza: Topper's Pizza or Toppers Pizza may refer to one of three pizza chains:

Fox's Pizza Den: Fox's Pizza Den is a pizzeria chain based in Murrysville, Pennsylvania, United States.  It was founded in 1971 by Jim Fox in Pitcairn, Pennsylvania, and currently has more than 250 locations in 28 U.S. states, all franchise-owned.  Fox's Pizza Den has consistently ranked among the Top 25 pizza chains in the world.  The Small Business Administration named Jim Fox as one of the country's top entrepreneurs during National Small Business Week, May 5–11, 2002.  Since that time, many Fox's Franchises have closed due to a poor business model.  The alarming rate of failure lead to the SBA discontinuing the lending of money for Fox's Franchises.  Fox's Pizza was ranked "Best Pizza Franchise" in 2007.

Pizza in China: The presence of pizza restaurant chains has contributed to a significant increase in pizza consumption in China.  This also had an effect of introducing cheese as a culinary ingredient and everyday food in China, which was relatively uncommon in Chinese cuisine prior to the emergence of pizza chains.  Pizza Hut opened its first store in China in 1990, and several pizza restaurant chains exist in China today.

List of pizza chains of the United States: This is a list of pizza chains of the United States.  This list is limited to pizza chain restaurants that are based, headquartered or originated in the United States.

Little Caesars: Little Caesar Enterprises Inc. (doing business as Little Caesars) is the third-largest pizza chain in the United States, behind Pizza Hut and Domino's Pizza.  It operates and franchises pizza restaurants in the United States and internationally in Asia, the Middle East, Australia, Canada, Latin America and the Caribbean.  The company was founded in 1959 and is based in Detroit, Michigan, headquartered in the Fox Theatre building in Downtown.  Little Caesar Enterprises, Inc. operates as a subsidiary of Ilitch Holdings, Inc.

Supporting paragraphs: Dave Feamster Little Caesars
Answer: Detroit, Michigan