Business & farm

Yes you can expense it.  

Go to Business tab- then Continue
Business Income and Expenses - Click the Start or Update button

If you haven't added a business yet you have to go though a lot of screens describing your business.  Or if you already added your business, you should see the Business Summary page that lists your businesses, (right below the list you can Add Another Business)

Then click EDIT by the business name and the next screen should be a list of  topics,
Business Profile, Income, Inventory/Cost of Goods Sold, Expenses, Assets, and Final Details last.

Under Business Expenses, Click Start or Update by Other common business expenses
Contract Labor is the 5th item in list.