This was reported by the Deputy Head of the Ukrainian President's Office Kyrylo Tymoshenko on Telegram.
He noted that there were two missile attacks in total.
One missile hit the town of Druzhkivka, two people were wounded. The other rocket hit the village of Yakovlivka. Information on victims and destruction is being clarified.
Mayor of Kramatorsk Oleksandr Honcharenko wrote on Facebook that Russian forces attacked the city late in the evening on January 2 and urged the citizens to go to shelter:
"Kramatorsk is under attack. Stay in shelters, the night is restless."
Advisor to the Ukrainian Minister of Internal Affairs Anton Herashchenko said on Telegram that the building of the Altair ice arena located in the city caught fire after the attack.
Director of the Donbas hockey club, which is based in the Altair arena, Fedor Ilyenko confirmed on his Facebook that the building was damaged during the shelling.
"The ice arena... is not just a building... This is the second home for our club after 2014,” he writes. “There were hundreds of children's competitions, dozens of international tournaments, smiles of children... This is the largest hockey and figure skating school in Ukraine... These are the people who have been creating joy for all 8 years since the beginning of the war... There are no words..."
Local journalist Mykola Osychenko also writes about getting into the ice arena.
The strike in the Kramatorsk district was broadcast on the French TV channel TMC.
The explosion thundered not far from the correspondent when he was talking to the presenter in the studio. The video of the live broadcast was posted by journalist Andriy Tsaplienko.
The text of the Telegram post:
One of the night strikes of the enemy in the Donetsk region was broadcast live on French television.
Journalist Paul Gasnier was broadcasting when an explosion occurred right behind him.