Experts say this isn't unusual on Capitol Hill, but it is for someone as wealthy as Hollingsworth.
FEC regulations forbid the use of campaign funds for personal expenses.
Dickerson cited fewer than expected campaign donations and called on voters to support fellow Democrat Baron Hill.
Taxpayers will get a couple more days this year to file individual income taxes, due to a federal holiday.
The Republican incumbent raised about $3.5 million dollars in the last six months, nearly as much as Gregg raised in all of 2015.
Legislators could act next year to require organizations which wade into election campaigns independently of the candidates to disclose their activities.
Kokomo’s two mayoral candidates have vastly different war chests, but challenger Scott Kern still thinks he’s raised enough to win.