Many travellers were left stranded for hours in Kraków.

Many travellers were left stranded for hours in Kraków.
Billions have already been spent on the planned plant but Orlen says halting the project now will save the firm from likely losses.
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The facility, which will produce copper foil used in electric-car batteries, will become SK Nexilis’s “European hub”.
A deputy climate minister called the pollution from the German-owned tannery “appalling” and warned that it “cannot go unpunished”.
The installation can generate power from the wind either as a free-standing structure or while serving an enclosure.
The “10H” rule currently forbids the construction of wind farms where there are buildings within a distance of ten times the height of the turbine.
The government says the move is necessary due to the “current exceptional situation” caused by Russia’s war in Ukraine, which has seen coal prices surge.
Over 170 municipalities in Poland have introduced restrictions on the use of water, with many rivers running dangerously low.
“Neither the market nor the public is ready for it,” says Poland’s environment minister.
EDF also outlined the French government’s support for its involvement in Poland’s nuclear programme, including in securing financing.
The Baltic Pipe is a central part of Poland’s efforts to make itself independent of Russian energy imports.
Renewables helped avoid the burning of 1,000 wagons of coal on Sunday.
Over 35% of households in Poland use coal for heating, and soaring prices have raised concerns over energy poverty.
Ukraine also says it can support Poland’s development of nuclear energy.