If your attack is going well, you have walked into an ambush.

Related:

• The enemy diversion you have been ignoring will be the main attack.
  Murphy's Military Laws,...
• When you have sufficient supplies and ammo, the emeny takes 2 weeks to attack.
  When you are low on supplies and ammo, the enemy decides...
• The enemy never monitors your radio frequency until you broadcast on an unsecure channel.
  Murphy's Military Laws,...
• Never tell the platoon Sergeant you have nothing to do.
  Murphy's Military Laws,...
• No matter which way you have to march, its always uphill.
  Murphy's Military Laws,...
• The more a weapon costs, the farther you will have to send it away to be repaired.
  Murphy's Military Laws,...
• When you have secured an area, don't forget to tell the enemy.
  Murphy's Military Laws,...
• Remember, a retreating enemy is probably just regrouping for a counter-attack.
  Murphy's Military Laws,...
• If you can't remember, then the claymore is pointed at you.
  Murphy's Military Laws,...