The targeting of the Republican presidential ticket’s phones is part of what appears to be a wide-ranging effort to gather information about American leaders.

Chinese hackers are believed to have targeted the cellphones of presidential candidate Donald Trump, his running mate JD Vance and Senate Majority Leader Chuck Schumer. Members of Kamala Harris’ campaign may have also had their lines of communications tampered with, sources familiar with the matter told The Associated Press on Friday.

Chinese hackers targeted data from cellphones used by Republican presidential nominee Donald Trump and his running mate, J.D. Vance, two people familiar with the matter told The Associated Press on Friday. This is a developing story and will be updated when more information becomes available.