Already, defence planners are considering whether a drone aircraft should be able to fire a weapon based on its own analysis.

ECONOMIST: Robots go to war

Soldiers fire a captured M2 60mm mortar, originally a weapon produced by the United States for use in World War II and the Korean War.

BBC: Return to Vietnam

The investigation will focus on whether the Marines followed procedures to properly fire the weapon, whether there was a malfunction in the firing device or in the explosive mortar itself, the official said.

NPR: Mortar Explosion In Nev. Kills 7 NC Unit Marines

Kuwaiti, wearing a white shalwar kameez, had grabbed a weapon and was coming back outside when the SEALs opened fire and killed him.

NEWYORKER: Getting Bin Laden

For instance, have an area where enemies are very resilient to all damage but fire damage, and certain attacks, so then the player has to figure out a weapon to upgrade to make the area easier to deal with.

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