Tim Mak

The temperatures in the Ukrainian capital have been in the 70s lately. But as summer wanes, residents are already preparing for a harsh winter ahead.

Doctors who have worked in two modern war zones — Syria and Ukraine — are seeing the same gruesome tactics and injuries brought about by Russian military action.

Pound for pound, perhaps no piece of equipment is more valuable on the Ukrainian battlefield than lightweight, remote-controlled drones, which volunteers are bringing to the frontlines in the east.

Ukrainian volunteers are resorting to creative methods to raise funds to support the country's military.

In Ukraine, fighting near a nuclear power complex in the south of the country has alarmed both sides, and has led to calls for an international mission to ensure the plant's safety.

Concern is growing over damage to a Ukrainian nuclear facility seized by Russians in March, which is reportedly currently under bombardment. Ukraine is seeking an international mission to the plant.

The first ship carrying Ukrainian grain leaves the port of Odesa. Ukraine and Russia exchange accusations over who bombed a prison colony holding Ukrainian POWs in occupied Donbas.

The National Rifle Association continued its annual meeting in Houston with only minor schedule changes due to the school shooting that took place earlier this week a four-hour drive away.

Former President Trump speaks at the National Rifle Association convention in Houston — days after a deadly school shooting in another part of Texas.

This isn't the first time the NRA has held its convention days after a nearby mass shooting. Some politicians and musicians are dropping out, and gun control advocates are preparing protests.

Several hours east of Uvalde, the site of a mass shooting at an elementary school, the NRA is holding its annual convention and gun show. The NRA expressed its "deepest sympathies" over the shooting.

It's been too dangerous for many Ukrainians to leave their house — let alone make an escape. But some have found ways to cross the frontlines, navigating dangerous check points, to safer areas.

Residents of Kramatorsk in eastern Ukraine are fleeing a Russian offensive. For the few who have stayed, life can be brutal, since the city is running out of food and fuel.

Reports say as soon as evacuations started from the plant, Russian shelling resumed. Also, Ukrainian President Volodymyr Zelenskyy met with Nancy Pelosi and other Democratic lawmakers in Kyiv.

For many Ukrainians, there can be no negotiated peace with Russia. Evidence and accounts of atrocities committed by Russian forces have left them unwilling to consider a diplomatic solution.

In Odesa, a port city in southern Ukraine, one jazz club has continued to host performances despite the Russian invasion, providing a haven for joy and creativity.

The Russian president called it a victory, but Ukrainian soldiers maintain control of a sprawling steel plant. Putin said a blockade of the plant will save the lives of Russian fighters.

A Ukrainian fighter calls on the world to save their lives and extract them and civilians out of the destroyed city of Mariupol.

Hundreds of thousands of Ukrainians are still living close to the front lines as Russia readies another offensive. Here's how people are surviving in the city of Mykoliav.

Mykolaiv sits near the edge of Russian-occupied areas of the country. We visit on the eve of an expected new Russian offensive in the area.