(1) After Sheila was raped in 1986 and the death of son Bobby in 1987 , Damon and Sheila began to shake marriage .
(2) After Sheila was raped in 1986 and the death of son Bobby in 1987 , Damon and Sheila 's marriage began to falter .

Do these two sentences mean the same thing?

Possible answers: -- no. -- yes.
no