Oil prices fell on Wednesday amid a broader selloff in global financial markets that underscored concerns about economic and fuel demand growth, with a stronger U.S. dollar and reports of rising U.S. crude stockpiles adding to the worries. Brent crude futures fell 36 cents, or 0.56%, to $64.08 a barrel by 0221 GMT. US West Texas Intermediate crude was down 40 cents, or 0.66%, at $60.16. Both