Ukraine had to recall 100,000 artillery shells amid complaints they'd get stuck in launchers and weren't exploding

In dry weather, these mines did not produce any failures,

he told the outlet

I would say this is an incredibly expensive way to deliver what is probably not that much destruction,

said Jeffrey Lewis, a US nonproliferation expert

We condemn today’s unjust conviction and sentencing of RFE/RL journalist Nika Novak in Russia. These politically motivated charges are intended to silence individual reporters and cause a chilling effect.”

The human rights group Memorial has described Novak as a political prisoner and the RFE/RL president and CEO, Stephen Capus, said

To be clear, we refute these allegations. They’re baseless. We’re now considering our response. This is not the first time that Putin’s government has made malicious, baseless accusations against our staff.”

A No 10 spokesperson said

Imported shells will be delivered instead,

the ministry said

Preliminary investigation results indicate possible low-quality powder charges or violations of ammunition storage conditions, which led to [mortar shells] damage,

the ministry said, responding to waves of criticism in Ukrainian publications and from the public