by Heather Scott Agence France-Presse WASHINGTON, United States (AFP) — The Federal Reserve is set to announce another big interest rate increase on Wednesday, the fourth this year, in its ongoing battle to tamp down price pressures that have been squeezing American families. US central bankers are hoping that their aggressive stance will start to cool red-hot inflation that topped nine percent in June, the highest in more than 40 years, without derailing the world’s […]