(Reuters) -U.S. stock index futures were down on Tuesday, pulling back after a sharp rally fueled by a U.S.-China trade truce, as investors turned their focus to a key U.S. inflation reading that could shape the outlook for monetary policy.

US officials are expected to announce a framework for the trade deal Monday morning.

Donald Trump says there has been a "total reset" in US-China trade relations following the first day of talks between American and Chinese officials in Switzerland.

Under the deal, the United States will reduce 125% reciprocal tariffs imposed on Chinese imports for 90 days by 115% – to a 10% baseline tariff, which matches the tariffs the Trump administration has...