My theory is that they had long-standing marital issues that boiled to the surface pretty often. This time it got out of hand. One wonders who the stress was hardest on. The phone call would have been intentional to make the stress (the campaign) go away.
This seat, incidentally, was a solid Democrat seat under Tony Hall for 22 years. This was a big loss for the democrats. She probably did have a shot at winning it.
I agree, it's a sad situation all around, and I hope there are no kids that have go through the stress of a parental breakup due to believing 100% in the soros/michael mooore/DNC lunacy.