'''Corroborating''' [[evidence]] tends to [[support]] a proposition that is already supported by some [[evidence]]. For example, W, a [[witness]], testifies that she saw X drive his automobile into a green car. Y, another witness, testifies that when he examined X's car later that day he noticed green paint on its fender. | '''Corroborating''' [[evidence]] tends to [[support]] a proposition that is already supported by some [[evidence]]. For example, W, a [[witness]], testifies that she saw X drive his automobile into a green car. Y, another witness, testifies that when he examined X's car later that day he noticed green paint on its fender. |