You're reading: New York Times: Cease-fire in shreds, Ukraine sees heaviest fighting in months

DONETSK - The shattered remains of a tank bearing a tattered Ukrainian flag sat beside the main highway to Mariupol on Jan. 26 afternoon, a remnant of what pro-Russian rebel forces said was a failed attempt by Ukrainian forces to push into rebel-held territory a few days after a shelling attack left 30 dead in that port city. 

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