Two senators, a Democrat and a Republican, have reintroduced a proposal to reinstate the estate tax, which lapsed this year amid a row among lawmakers over taxing the wealthy when they die. Democratic Senator Blanche Lincoln and Republican Senator Jon Kyl late on Tuesday reintroduced a plan to tax estates over $5 million at a rate of 35 percent. The estate tax that expired last year had taxed estates at a rate of 45 percent, above an exemption of $3.5 million for individuals and above $7 million for couples. There is no estate tax in 2010 because lawmakers last year...