Verb conjugation of "abweichen" in German

A bystander who watched the entire scene all the time decided to help me. He was an older man, around seventy, but nonetheless he went to the oldest of these kids and slapped him. The boy was sixteen.
Joanna started kindergarten 2 weeks ago. She got used to it very quickly and I must say that I am very pround of her. She is now 23 months old and we are going to celebrate her birthday in three weeks.
Swimming in the open water was refreshing and fun and some of us jumped of the roof of the boat into the deep waters. After another snack break the four of us were invited for a Kayak excursion.