near the bottom of the tower could have triggered a structural avalanche his wife frantically called him saying the building was shaking and she saw the deck of the swimming pool cave in shortly before the line went dead. the collapse has created high rise anxiety in florida and across the country over the safety of these buildings. the city of miami is urging immediate inspections for buildings more than six stories tall and older than 40 years. let s get to cnn s nick valencia at the family reunification center. six bus loads of family members came here to the site so families can see it for themselves. yeah, it was an emotional turning point, john, for some of those family members who arrived at the site. some feeling as though they have been misled or given a false sense of hope by these first responders as to exactly what