u.s. airliner. dave, christine? >> barbara starr at the pentagon. also in yemen u.s. war planes care iring out air strikes against al qaeda and in the arabian peninsula. u.s. forces hit multiple locations targeting militants, equipment, frulkt, heavy weapons systems and fighting positions. the u.s. defense official say the attacks were not linked to the intelligence obtained in january and had been planned for sometime. >> could president trump's call for more defense spending set up an arms race of sorts with russia? generals in russia are calling for a new cache infusion, motivated by that big spend in washington. we're live in moscow.