Hammer in hot pursuit of first track cycling gold for U.S. women (Reuters)

By Scott Malone BOSTON (Reuters) – When she walks into Rio de Janeiro’s velodrome in August as the best hope to lead the U.S. women’s track cycling team to its first Olympic gold medal, Sarah Hammer will be acutely aware she might easily never have seen that moment. Then last March she led the U.S. squad to its first gold medal in women’s team pursuit at the world track cycling championships in London.