The batteries went low. He simply wasn`t able to make effective use of it.
There`s lots of support.
He`s obviously shaken. He`s with his family. He`s in ? I think I can say ? good physical shape. But this is an unimaginable circumstance for any of us and for a young man of 20 years old, I`d have to say he`s incredibly brave.
But, more importantly in this situation, he is a very experienced sailor. He would not have taken any unwarranted risks, especially having his youngest son with him.