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SAN FRANCISCO - JANUARY 6: Head coach Bill Walsh of the San Francisco 49ers talks with defensive coordinator Buddy Ryan of the Chicago Bears prior to the 1984 NFC Championship game at Candlestick Park on January 6, 1985 in San Francisco, California. The Niners defeated the Bears 23-0. (Photo by Michael Zagaris/Getty Images)

SAN FRANCISCO - JANUARY 6:  Head coach Bill Walsh of the San Francisco 49ers talks with defensive coordinator Buddy Ryan of the Chicago Bears prior to the 1984 NFC Championship game at Candlestick Park on January 6, 1985 in San Francisco, California. The Niners defeated the Bears 23-0. (Photo by Michael Zagaris/Getty Images)