The children's father was found dead at the foot of a 60ft (18m) cliff at the quarry with a fractured skull and other injuries consistent with a fall from height.

BBC: Fuller quarry children 'stabbed to death'

Mr Fuller, who had a degree in molecular biology, was found dead at the foot of a 60ft (18m) cliff with a fractured skull and other injuries consistent with a fall from height.

BBC: Fuller quarry deaths: Children 'unlawfully' killed

As you may be aware, the year-end fiscal cliff deal brought 50 percent bonus depreciation back from the dead for 2013, once again providing taxpayers the opportunity to immediately deduct half the cost of qualifying assets in the year of acquisition, plus the regular, year-one depreciation on the remaining basis.

FORBES: IRS Releases 2013 Luxury Auto Depreciation Limits