Russia again arrests a suspect in the concert hall attack that killed 144 people

Some show participants were gone after short closeness. Hundreds were hurt and the aggressors in like manner put a match to the show passageway, which is related with a retail court, making the design's housetop somewhat breakdown.

"The shots were predictable," spectator Dave Primov told CBS News. "People blew up and started running. Some fell and were trampled."