The partners of the MCL Partnership, Martin, Clark, and Lewis, share profits and losses in a ratio of 4:3:3, respectively. The tax basis of each partner, as of December 31 of the current year, is as follows: Martin, $7,200; Clark, $6,000; and Lewis, $4,500. During the current year the partnership incurred an ordinary loss of $15,000. The loss is not reflected in the tax basis figures presented above. Nothing else occurs during the year which would affect the partners' bases. As a result of this loss, what amount should Martin, Clark, and Lewis report on their individual tax returns for the current year?