Russia-Ukraine updates: Putin suspends key US-Russia nuclear treaty

President Vladimir Putin said he'd sought an "open dialogue" with the West.

ByMorgan Winsor, Emily Shapiro, Meredith Deliso, Nadine El-Bawab, Bill Hutchinson, Ivan Pereira, Patricio Chile, Kevin Shalvey, Julia Jacobo, Teddy Grant, Jon Haworth, and Mary Kekatos
Last Updated: February 24, 2023, 5:53 AM EST

Almost a year after Russian President Vladimir Putin launched a full-scale invasion of neighboring Ukraine, the two countries are engaged in a struggle for control of areas throughout the east and south.

Putin's forces pulled out of key positions in November, retreating from Kherson as Ukrainian troops led a counteroffensive targeting the southern port city. Russian drones have continued bombarding civilian targets throughout Ukraine, knocking out critical power infrastructure as winter sets in.

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Latest headlines:

Here's how the news is developing. All times Eastern.
Jan 04, 2023, 1:21 PM EST

Putin sends new hypersonic cruise missiles into combat service

A Russian frigate armed with new hypersonic Zircon cruise missiles has been sent to active duty.

Russian President Vladimir Putin made the announcement during a video meeting on Wednesday with Defense Minister Sergey Shoigu and Igor Krokhmal, commander of the Admiral Gorshkov frigate.

"I'm sure that such a powerful weapon will let Russia defend against potential external threats and will contribute to protect national interests of our country," Putin said.

Shoigu added: "The focus of this deployment will be to counteract threats facing Russia and to maintain regional peace and stability together with friendly countries."

-ABC News' Will Gretsky

Jan 04, 2023, 8:57 AM EST

Ukraine locates Russian outpost via data on soldiers' cellphones

Russian soldiers using their mobile phones just after midnight on New Year’s provided Ukraine with the data to locate a Russian outpost in the city of Makiivka ahead of Ukraine's deadly attack, according to Russia.

PHOTO: Workers remove debris of a destroyed building purported to be a vocational college used as temporary accommodation for Russian soldiers, dozens of whom were killed in a Ukrainian missile strike in Makiivka, Jan. 4, 2023.
Workers remove debris of a destroyed building purported to be a vocational college used as temporary accommodation for Russian soldiers, dozens of whom were killed in a Ukrainian missile strike in Makiivka, Russian-controlled Ukraine, Jan. 4, 2023.
Alexander Ermochenko/Reuters

Six rockets were fired from U.S.-made HIMAR rocket launchers.

Russia's Ministry of Defense said 89 soldiers were killed in the attack but Ukrainian officials claim the death toll is much higher. Russian authorities have not yet compiled lists of the wounded and dead.

-ABC News' Joe Simonetti

Jan 02, 2023, 3:36 PM EST

Zelenskyy says Russia is preparing ‘prolonged’ attack

During an evening address Monday, Ukraine’s President Volodymyr Zelenskyy said Russia is preparing a long-term attack by drones to exhaust Ukrainian air defense.

Just two days into the new year, he said the country’s defense forces shot down more than 80 Shahed drones, which are made by Iran.

Ukrainian President Volodymyr Zelenskyy addresses the nation, Jan. 2, 2023.
Presidential Office of Ukraine

“This number may increase in the near future. We have information that Russia is planning a prolonged attack,” Zelenskyy said.

“Its bet may be on exhaustion. To the exhaustion of our people, our air defense, our energy. But we must do -- and we will do everything -- so that this goal of the terrorists fails, like all the others.”

-ABC News’ William Gretsky

Jan 03, 2023, 7:24 PM EST

Russia says 89 killed in missile strike by Ukraine

Russia’s Defense Ministry has said 89 people were killed by a Ukrainian missile strike in the Russian-controlled Donetsk region.

According to the ministry, Ukraine launched launched six HIMARS missiles, provided by the U.S., at a building in the town of Makiivka, four of which hit the target.

“Families and friends of these servicemen will be fully assisted and supported,” the ministry said in a statement.

Ukraine claimed hundreds of Russians were killed in the attack.

Neither side’s claims could be independently verified.

-ABC News’ Will Gretsky

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