Dieburg (dpa / lhe) - Firecrackers set fire to a Christmas tree in a school in Dieburg (Darmstadt-Dieburg district). Initial investigations revealed that one or more firecrackers had been thrown through the letter slot into the foyer where the tree stood, police said on Friday evening. The fire brigade, alerted by passers-by and residents, was able to extinguish the flames quickly, but the Christmas tree burned down. Nobody got hurt.