Previously:

Campaign Finance: Chris Koster (D) is gonna need a bigger boat (June 17, 2013)

Today, at the Missouri Ethics Commission:

C031159 06/18/2013 MISSOURIANS FOR KOSTER Ameren Missouri PO Box 66892 Saint Louis MO 63166 6/17/2013 $10,000.00

[emphasis added]

$10,000.00 here and $10,000.00 there, pretty soon you’ll be talking about some serious money.