Homeland Security Secretary Markwayne Mullin on Friday threatened state election officials.

Homeland Security Secretary Markwayne Mullin will speak with reporters Friday morning on election security and integrity, hours after President Trump’s primetime address on the topic. During his ...

Communications obtained by CNN show that HSI agents have spent months pressing local election officials across the country for voter records to build criminal cases.

Markwayne Mullin repeats Trump’s unsubstantiated claims on security of US elections as president seeks to change election ...

Homeland Security Secretary Markwayne Mullin pledged to aggressively pursue voter fraud cases at the White House complex on Friday after President Donald Trump revived debunked election theories in ...

Bovino said Mullin "delivered a masterclass in how to give terrible answers." ...

Homeland Security Secretary Markwayne Mullin went further than President Trump in an address on election security Friday, asserting foreign adversaries could hack voter machines, threatening states ...

DHS Secretary Markwayne Mullin says states must meet election security standards or risk losing federal election funding as 23 states join the program.

Markwayne Mullin accused ABC and NBC of covering up election security information after both networks declined to air Trump's primetime address.

WASHINGTON — The White House is standing by Homeland Security Secretary Markwayne Mullin despite concerns from top MAGA ...