11.   He said once he realized the seriousness of his injury, he was grateful to have his life.

12.   Initially amused by the error, Heath began to realize the seriousness of the situation when friends and family in Timmins, Ontario, began to call.

13.   Many said they realized the seriousness of the situation only when they came here.

14.   Smolin said the captives did not realize the seriousness of the situation they were in.