convoy of russian military vehicles making its way south. maxar says the convoy consists of armored vehicles and trucks with towed artillery and support equipment. this is just east of kharkiv, the second most populous city in ukraine. the convoy appears to be headed toward the donbas region. russia also launched several missile strikes in dnipro over the weekend. military officials confirm it hit the airport in that city, and in that city the airport has been destroyed. no word yet about possible casualties. let s begin with chief international correspondent clarissa ward. every minute that passes this ultimate conflict in the east appears to be growing closer. ukrainians saying in some ways it s already begun. reporter: right.
reporter: just as nuclear negotiations resume in geneva a serious military standoff between the u.s. and iranian warships is brewing in the waters off yemen. sources in the pent r pentagon tell fox news that the aircraft carrier, uss theodore roosevelt is shadowing the iranian convoy and launching aircraft including fa-18 hornets to fly manned reconnaissance of the estimated seven to nine ships in the iranian convoy. the iranian convoy consists of freighters suspected of care yessing weapons to houthi rebels in yemen and is being escorted by iranian warships. and one of the concerns that we have with iranian behavior in terms of the destablizing impact they re having on the broader region, is the fact that they continue to supply weapons and offer support to the houthis in yemen. the uss theodore roosevelt was supposed to replace the carl vinson aircraft carrier group which has been flying missions against isis in iraq. it is now being escorted by the