Houston-area Home Depot employee was run down by a van while trying to apprehend pallet thieves in 2008.
Home Depot offered a reward of $50,000 for the perp.
Employee dies.
Home Depot ups reward to $100,000.
Florida man comes forward with tip leading to arrest of suspect who immediately confesses.
Home Depot begins negotiation on reward; their current offer is $40,000.
Snitch sues.