U.S. stock index futures were slightly lower Friday morning.At around 01:30 a.m. ET, Dow futures fell 32 points, indicating a negative open of more than 7 points. Futures on the S&P and Nasdaq were both also lower.Wall Street ended Thursday on a lower note as traders dealt with developments on the trade front and with a whistleblower complaint against President Trump.On the U.S.-China trade front, the two delegations are set to resume talks on October 10 in Washington D.C., CNBC reported citing three sources. The two countries have entered a tit-for-tat tariff war since 2018 and their trade talks aim to resolve their differences over trade.Meanwhile, Nancy Pelosi, the Speaker of the house of representatives, said that the White House tried to “cover up” the President’s call with his Ukrainian counterpart. Such call has sparked an impeachment inquiry among delegates at the House, but this process has always to be approved by the Senate, a chamber where the Republican Party has the majority of the seats.On the data front, there will be durable goods, personal income, consumer spending and core PCE (a measure of inflation) numbers out at 08:30 a.m. ET.There are no major corporate earnings planned for Friday.