41. Baikin commands an anti-aircraft unit deployed near the city of Nurek, east of the Tajik capital, Dushanbe. 42. On Wednesday, Hezbollah said its anti-aircraft units opened fire on Israeli warplanes that violated Lebanese air space. 43. A communique from the Iraqi military warned that anti-aircraft units still " are ready for action ." 44. Talks also have included the possibility of Boeing trying to sell McDonnell Douglas's commercial aircraft unit , Douglas Aircraft. 45. Either scenario means the bankruptcy of the holding and aircraft units , Steijn told the AP-Dow Jones news service. 46. A communique from the Iraqi military warned that the anti-aircraft units still " are ready for action ." 47. The facilities were being used to relay information about American and British aircraft to Iraqi anti-aircraft units , it said. 48. The Douglas Aircraft unit , by contrast, won less than 10 percent of all new orders for aircraft last year. 49. Hezbollah said its anti-aircraft units opened fire four times " at the hostile warplanes that violated Lebanon's sovereignty ." 50. It may drift lower in coming months as Lockheed Martin finishes consolidating management layers in the new aircraft unit .