[metmom]

She had an insurance policy? Or maybe the husband's family has money and she gets half his inheritance. And a newly married couple that didn't spend 24/7 with each other? The question of where she was when this happened is a really good one.

[jdm]

"She had an insurance policy? Or maybe the husband's family has money and she gets half his inheritance."

Definitely a motive. His family is extremely well-to-do.