Garner's Modern American Usage (2009) notes that phrases like obviate the necessity or obviate the need are sometimes considered redundant, but these phrases are not redundancies, for the true sense of obviate the necessity is 'to prevent the necessity (from arising),' hence to make unnecessary..
At the Redskins game against the New York Giants on November 30, 2008, Clinton Portis ran down the field with a flag in the team's colors with the number 21 on it to honor the anniversary of Sean Taylor's death.
ESPN's Todd McShay is concerned by Northern Iowa RB David Johnson's workload in college. Any time a back has more than 800 college touches, you worry, McShay wrote. Johnson had 1,007 in his career.. The analyst is also concerned that Johnson doesn't run as big as his size would suggest.