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██ THREAT LAST KNOWN — CORRIDOR B
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█ ROOMS 310-315 — SECURE/BARRICADE
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▓▓ ROOMS 320-330 — SECURED ✓ ▓▓▓
░░ STAIRWELL A (SOUTH) — AVOID ░░
▓▓ STAIRWELL B (NORTH) — CLEAR ▓▓
LE entry point: Main lobby, 1st floor. LE liaison meets at main entrance — bring floor plan.