Possible Clues:

• Seize all back up in hospital from woman covering head sister
• Andersen perhaps drops duke in trap
• Warne ran sneakily up holding catch
• Revolutionary veteran sneakily hides trap
• Flipping veteran sneakily conceals trap
• Ambush
• To trap, or gain power over someone dishonestly
• Veteran sneered at concealed climbing net
• Get in a trap
• Sucker in