 The heat, the big story over the weekend, 120 degrees in Las Vegas, the hottest temperature ever recorded there. The Dow is up 165. You're listening to ABC News. Sneezing, coughing, stuffy nose, runny nose, post-nasal drip, interrupted sleeping. I just was groggy at the end of the day. Allergies and sinus congestion were making Jana miserable. Then a friend recommended Navaj. Navaj