 Complete the following phrase:  Life nets often failed to save people, and sometimes firefighters themselves were injured or killed by falling bodies. According to researcher and writer Cecil Adams, Leapers sometimes struck something on the way down, landed on a fireman, or missed entirely. In November 1910, a fire swept through a factory in Newark, New Jersey, killing 25 people. Among them were four girls who held onto each other when they jumped into a life net. They tore the net apart and were killed. In the 