First tonight, the graphic images coming in. For the second day in a row, hundreds of wireless devices simultaneously exploding across lebanon. Our team in bay route, about 20 feet from one of the blasts. At least 20 people killed today, more than 30 dead now. Thousands more wounded. 24 hours ago, pagers exploding with deadly force. Today, walkietalkies exploding, too. Devices that had been given to members of hezbollah. Tonight what weve learned about the remote driger. Marcus moore witnessing the blasts in beirut firsthand. And Martha Raddatz in the Region Tonight. Also tonight, the major news back here at home. A major turn for the u. S. Economy. The federal Reserve Today cutting a key Interest Rate by half a percent. The largest cut in 16 years. Signaling the fed believes the u. S. Has turned the corner now on inflation. What this now means for mortgages, credit cards, car loans. And it comes with Gas Prices coming down, too, 48 days before the election. Breaking news in new York C