USD is trading at $79.81, with a -4.58% change, as disappointing Alphabet results and heavy AI-related spending revived doubts about returns on AI investment. - Alphabet shares fell about 10%; Samsung weakness and lower semiconductor shares added pressure to technology stocks. - Higher-than-expected annual PCE inflation reinforced rate-policy caution as the broader market also traded lower. - Information technology accounts for 51% of the ETF, making the sector’s decline a key driver.