(CBS News Texas) - Parents and family members of the girls who died at Camp Mystic were in the Texas House and Senate gallery this week during a special session to see lawmakers give final approval to a series of bills aimed at preventing similar tragedies.

Gov. Greg Abbott has scheduled a bill signing ceremony on Friday at 10 a.m. with legislative leaders and some of the Camp Mystic parents.

In the days and weeks following the death of his 9-year-old daughter, Lila, at Camp Mystic in the Texas Hill Country, Blake Bonner found himself wondering whether the tragedy was simply an unstoppable act of God or something could have been done to prevent it.

Lila was one of 27 Camp Mystic campers and counselors swept to their deaths when fast-rising floodwaters of the Guadalupe River

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