Summary: Ten signs the U.S. has entered a double-dip recession. … One-year retrospective: One year ago today, on July 31, 2010, Aubrey Immelman reported that July 2010, with 63 dead, became the deadliest month of the then nearly 9-year-old Afghanistan war for U.S. forces, surpassing the previous record of 60, set in in June 2010.