Nearly a week after floodwaters swept away more than a hundred lives, Texas officials are facing heated questions over how much was – or was not – done in the early morning hours of Friday as a wall of water raced down the Guadalupe River.

This week in Texas, estimates put the number of people still missing from the Hill Country floods at 161, a daunting figure atop at least 120 deaths confirmed by authorities. But that missing person tally might not be as precise as it seems.

Sources have said FEMA wasn’t authorized to launch search and rescue teams until 72 hours after flooding began.

Early on the morning of July 4, the Guadalupe River in central Texas overflowed its banks, causing catastrophic flooding. As of July 9, at least 111 people had died, and homes and businesses along the river were washed away in the affected parts of Texas Hill Country,