Bond yields were mostly lower early Tuesday as investors await a key inflation report for Wednesday and continue to stay on guard about the prospect of a U.S. economic slowdown.Bond yields were mostly lower early Tuesday as investors await a key inflation report for Wednesday and continue to stay on guard about the prospect of a U.S. economic slowdown. Bond yields were mostly lower early Tuesday as investors await a key inflation report for Wednesday and continue to stay on guard about the prospect of a U.S. economic slowdown.   Read More MarketWatch.com – Top Stories