<span style="color: #222222;">Italy has arrested a French flight instructor who survived a deadly mid-air collision on Friday.</span><br />'' <br />'' <span style="color: #222222;">Seven persons on board were killed in the collision in the northern Valle d'Aosta region near the French border.</span><br />'' <br />'' <span style="color: #222222;">According to local media reports, the crash above the Rutor glacier involved a French ultralight plane carrying three people and a German helicopter with six passengers. The other survivor is a German man in his early 30s.</span><br />'' <br />'' <span style="color: #222222;">Italian prosecutors have accused Philippe Michel, 63, of aggravated negligent disaster and multiple negligent manslaughter in the deadly incident. </span><br />''