Germany spent Tuesday accusing Russia of trying to blow up a Ukrainian freighter on German soil. Russia spent the hours that followed escalating its denial, first through its embassy in Berlin, then through Vladimir Putin himself.

The sequence matters, because it moved a sabotage investigation into the space where evidence and diplomacy collide. Berlin says the case is proven. Moscow says nothing has been proven at all, and that the measures Germany announced are a serious error. Meanwhile German media have begun setting out what investigators actually have, and it is more specific than either side's talking points.

What Berlin says it has

The German case, as Interior Minister Alexander Dobrindt presented it, does not rest on a single smoking gun. It rests on three strands pointing the same way: the police forensics, the resemblance to previous operations, and intelligence reporting.

Dobrindt said investigators had found drone components already known to them from other Russian hybrid operations, and that the device showed a high degree of technical expertise. Foreign Minister Johann Wadephul set out the consequences: the Russian consulate in Bonn closes by 18 September, the contract for the Russian House cultural centre is being rescinded, and Berlin is pushing further Russian names onto EU sanctions lists.

Since then, German reporting has filled in the operational detail. According to accounts published by Die Zeit and Der Spiegel and summarised by the Swiss outlet watson, the drone had been cached in advance in a hole dug near the airport perimeter, which points to reconnaissance and local preparation rather than an opportunistic flight. The same reporting describes the device's configuration, its explosive and its detonation mechanism as the work of professionals, and says DNA recovered from it links suspects to Lithuania, Finland and Poland. A foreign intelligence service is reported to have warned Berlin in mid-August that Russia was probably behind the attempt.

Moscow answers, twice

The Russian Foreign Ministry moved first, dismissing the German conclusion outright.

Russia's ambassador in Berlin followed, telling reporters the German allegations were absurd and describing the diplomatic measures as a hastily constructed provocation, according to watson's reporting on Monday evening. Then, at a news conference in Kyrgyzstan in the early hours of Wednesday, Putin was asked about the case directly and, per the same reporting, demanded to know where the proof was and called Germany's sanctions a serious mistake.

That is a notable escalation in level. Sabotage allegations are normally handled by ministries and embassies; a head of state answering them personally, within roughly thirty hours, suggests Moscow regards the consulate closure and the sanctions push as something more than routine.

Why an airport, and why this aircraft

Leipzig/Halle is not an obvious target unless you know what moves through it. It is one of Europe's principal hubs for outsize air cargo, and Antonov freighters are a routine sight on its apron. The aircraft struck was a Ukrainian An-124, part of the fleet that carries the heavy and awkward loads no ordinary freighter can take.

An explosive charge on the wing of a parked heavy freighter is not an attack on an airport in the conventional sense. It is an attempt to remove a specific, scarce and effectively irreplaceable piece of logistics capacity. Only a handful of flyable An-124s remain anywhere in the world, and the type is out of production. Destroying one does lasting damage that destroying a fighter does not.

Whatever the diplomatic argument settles on, that is the part European air-cargo operators will be thinking about. The charge did not go off. The next one might.

Sources: PBS NewsHour, Associated Press, CNN, NBC News, France 24, Die Zeit and Der Spiegel via watson.ch