In a military operation, strategy decisions are important.But much more time is spent on the nuts and bolts -- generally called logistics -- of how to transport and supply an army.
An increased demand for durable goods during the pandemic, a shortage of warehouse workers and lorry drivers along with bottlenecks in transport systems have all contributed to the problem.
Alex Jeffrey, one of three clockmakers at the Palace of Westminster, said the clock had been transported to Cumbria, in northwestern England, to be taken apart and put back together.
As fighting there intensifies the separatists are reported to have carried out attacks on the key transport junction, Debaltseve, from where hundreds of civilians have been evacuated.