According to a company spokesperson, a sudden loud noise caused a security breach and caused the panic.

some travelers to rush through security checkspoints and not be screened. The travelers were then required

then required to go back to security checkpoints in order to be rescreened. This resulted in holdups.

Sunday afternoon, an airport spokesperson tweeted that delays are expected to continue and that cancellations are possible.

He added that travelers should contact their airlines to confirm flight status before setting out for the airport.

As of Sunday afternoon, there were 52 flights that had been canceled and 210 other delays.