Senate Majority Leader Harry Reid is down in the polls and fighting for re-election, so he's lucky to have a wealthy, new benefactor in his corner. The unions? The greens? Try the drug industry.

A new TV ad is up in Mr. Reid's home state praising the Democrat for creating "good Nevada jobs," expanding "clean energy" and providing "tax credits for small business." Moreover, "thanks to Harry Reid's leadership, if you change or lose your job, you can keep your health care coverage." The ad encourages viewers to call Mr. Reid's...