"GEHA Field at Arrowhead Stadium opened Aug. 12, 1972," ESPN writer Alex Kennedy wrote back in February. "It has been updated a number of times, including a $375 million renovation in 2010.

"GEHA Field at Arrowhead Stadium opened Aug. 12, 1972," ESPN writer Alex Kennedy wrote back in February. "It has been updated a number of times, including a $375 million renovation in 2010.

Arrowhead Stadium hosts Nebraska-Cincinnati in the Kansas City Classic, spotlighting neutral site college football games with Big Ten and Big 12 teams.

Here’s another: If the Chiefs renovate Arrowhead Stadium, it would likely require 3-4 years of construction, the team estimates, because they would still need to use the facility in the meantime.