te circumstances. he leaves behind a wife and 2-year-old daughter. >> tensions rising between the u.s. and russia over syrian skies, u.s. defense officials say two american fighters. one u.s. official says the encounter lasted several minutes. a military spokesman says the biggest worry is shooting down a russian plane bus it appears fob threatening coalition forces. the white house issuing a warning to teheran after new evidence comes to light proving iran is arming the rebels in yemen. the u.s. ambassador called on the international community to build a coalition and combat what she called a global threat. standing before a display of weapons in a military base in