'The closest thing I've seen to hell’: U.S. veterans fighting in Ukraine describe heavy losses in...

After a thrilling first few months of unexpected success that boosted morale among the Ukrainian ranks, the reality of the bloodiest European conflict since World War II has taken its toll among some of the thousands of foreign fighters who traveled from abroad to battle the Russian invaders.

The war has long moved past the Ukrainian victory in Kyiv’s suburbs, which are still scarred by the mass graves and blown-out buildings of the Russian occupation. Instead, after months of battle, soldiers push for excruciatingly incremental gains from trenches in the grassy plains and farm fields of the country’s east and south.

It’s now a grueling artillery slugfest.