Police say robbers took cash but also demanded alarm codes to businesses owned by couple.
Corporate donations will pay for the overtime.
House and Senate adjourned their special session until negotiators come up with a new proposal.
Durbin suggests lowering corporate taxes as much as possible to make Illinois more business friendly.
There were 52 business bankruptcy cases filed January through March of this year.
Inclement weather has suspended operations at several businesses and government offices in and around the St. Louis region.