(classical piano music) ♪liberty liberty liberty♪ - [reporter] one of the deadliest mass shootings in us history at pulse nightclub in orlando. - [barbara] walking into the building for the first time after the shooting, it was crippling, but it had to be preserved. if you are an ally of this community, speak out. there are more of us together than apart. it is the power of love in its rawest form. (classical piano music) >> if, in fact, a police