In addition, Lenovo Services offer a complete suite of packages, including sealed battery warranties, accidental damage protection and custom imaging.

ENGADGET: Lenovo ThinkPad Tablet 2 official: Windows 8, NFC and a fingerprint reader, arrives in October

Prosecutor Christopher Donnellan has said the boy suffered "non-accidental" injuries including a broken leg in the year leading up to his death.

BBC: Elvis Lee and Stephanie Whelan

While Chapman's is the first American military death from hostile fire, 10 other Americans have died since the campaign began in Afghanistan, including a CIA operative killed in a Taliban prison uprising and three Green Berets killed in an accidental bombing by U.S. planes.

CNN: Killed soldier devoted to family, country, parents say

To help school-proof them, the ThinkPad X131e has rugged features including a rubber bumper around the top cover and stronger corners to protect the system in the case of an accidental drop.

ENGADGET: Lenovo adopts Chrome OS, intros ThinkPad X131e Chromebook for schools