This movie is about a dad that has a business trip to Africa and he takes his two kids

Not sure if this is what you're looking for, but try Prey. If it's not, can you give any more information?

Looking for a foregin filn about a serial killer (I think it is German) who kills 5 kids and when he his caught he flees the building by going across the tops and out the window where they catch him and since he fell from such a high place ends up in a wheelchair and they bring in a small town cop to question him? It has a one word title? Begins with an A