claim: The Washington Monument's height is either 554 ft or 555 ft.
evidence: Karl Johnson may refer to  :. Karl Johnson -LRB- actor -RRB- -LRB- born 1948 -RRB- , Welsh actor. Karl Johnson -LRB- wrestler -RRB- -LRB- 1883 -- 1952 -RRB- , Swedish wrestler. Karl Johnson -LRB- rugby league -RRB- , New Zealand rugby league player. Karl Johnson -LRB- American football -RRB- , see List of NCAA football records. List of NCAA football records. List of NCAA football records. Karl Johnson -LRB- virologist -RRB- , American virologist