FBI and Homeland Security say upcoming election not under threat, but warning about hacking amplifies fears of tampering and undermining public confidence in vote

GOP lawmakers threaten Mark Zuckerberg, Jack Dorsey with subpoenas over their platforms' actions against contentious, unverified stories targeting Hunter Biden

Relatively civil event centers on mutual allegations of graft and White House's handling of coronavirus pandemic, with challenger warning of a 'dark winter' ahead for US

Liberal group's surveys show Biden enjoying over 70% of support in both crucial battlegrounds; Jewish voters rate US-Israel relationship among lowest priorities

President and Democratic rival will have their microphones disabled during opponents' opening remarks to each debate topic, earning jeers from Trump

US president repeatedly spars with journalist Leslie Stahl during questioning, later says she was 'vicious' and attempting a takedown

Jewish comedian says Trump 'not doing a damn thing' about coronavirus, while 'Joe likes facts. Joe likes science'

Former president tells drive-in campaign rally in Philadelphia that Trump 'incapable of taking the job seriously and interested only in himself,' contrasts that with Biden's values

Both Tehran and Moscow obtained voter registration with the goal of interfering in election; FBI director says US will impose costs on any foreign countries interfering in vote

Former president to hold his first rally backing Democratic frontrunner, as Republican incumbent intensified campaign rhetoric in attempt to close gap in polls