Sen. Joe Manchin (D-W.Va.) reportedly opposes an effort by his party to give a $4,500 tax benefit to electric vehicles made in the United States by unionized manufacturers. Currently, U.S. law provides some tax credits to individuals who purchase an electric vehicle, ranging from $2,500 on the low end up to $7,500 for qualifying vehicles. Democrats hope to expand that top line credit to $12,500 in their Build Back Better budget bill as part of a larger climate effort. Of that, a $4,500 tax credit is exclusive to cars produced by unionized manufacturers. Honda, Toyota, and Tesla, who are not unionized firms, have criticized the plan, saying that it would unfairly benefit their unionized rivals: General Motors, Ford Motor, and Stellantis (formerly Fiat Chrysler). According to a report by Automotive News, Sen. Joe Manchin agrees with these criticisms. On Thursday, Manchin attended an event by Toyota in his home state …