Washington is competing with Moscow and Beijing to develop technology that travels at speeds similar to ballistic missiles but is more agile and tougher to shoot down

Pentagon says mission was successful; monitor group reports civilian casualties in village of Atmeh near Turkish border; target not immediately clear

Officials say no casualties caused in the attacks, which come shortly after the one-year anniversary of the US assassination of Iranian Gen. Soleimani and his Iraqi lieutenant

Survivor says six children among the dead; US says strike targetted Islamic State car bombers, investigating reports of civilian casualties

Also rendered useless were armored vehicles as well as a high-tech rocket defense system worth millions of dollars that could not be dismantled in time

A look at the numbers behind the 20-year US fight in Afghanistan, a human and financial toll the country will still be paying for decades to come

No details given on identity of target; US presses ahead with evacuation as thousands continue effort to flee Taliban; France completes departure of citizens

American forces press on with final days of Afghan airlift while Pentagon says troops still face 'specific, credible threats'

Move comes as military reports its biggest day of evacuation flights out of Afghanistan as US races to try complete mission by August 31 deadline

Jerusalem argues that drone strike on Israeli-operated vessel didn't just hurt Jewish state but also global interests; defense officials said to discuss possible military response