Radar data with the projectile’s trajectory was handed over to the US-led bloc and to Warsaw, a defense official told the outlet.

A NATO plane was able to track a missile that landed on Polish territory, causing a deadly explosion in a town near the Ukrainian border, an anonymous military alliance official told CNN on Tuesday, without assigning blame.

According to the official, «Intel with radar tracks [of the missile] it was provided to NATO and Poland.” However, the source did not provide details about where the projectile may have been fired from or by whom.

NATO has been conducting regular surveillance flights on its eastern flank to monitor the situation in Ukraine since Russia launched its military offensive in late February. The alliance operates a fleet of Boeing E-3A Airborne Warning & Control System (AWACS) aircraft, equipped with long-range radar and passive sensors.

On Tuesday, local media reported that two farm workers had been killed in the town of Przewodow, near the border with Ukraine. Warsaw said they were killed by a missile. “made in Russia”, and summoned the Russian ambassador, while putting his military on high alert. Ukrainian President Vladimir Zelensky accused Russia of bombing Polish territory and urged NATO to act against the “terrorist” state.

The Russian Defense Ministry has dismissed the allegations, saying Moscow did not carry out any strikes against targets near the Polish-Ukrainian border that day, adding that missile fragments, photos of which were published by Polish media, “They have nothing to do with Russian weapons.”

Later, US President Joe Biden said it was «improbable» that Russia was behind the incident, adding that preliminary information questions that version of events. “I don’t want to say that until we fully investigate, but it is unlikely, in the mind of the trajectory, that it was fired from Russia.” he said.

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