New Delhi, July 12 -- The sudden death of US Senator Lindsey Graham has triggered speculation on social media, with conservative commentator Laura Loomer alleging that the circumstances surrounding his death warrant a formal investigation.

Graham, a close ally of President Donald Trump and one of the Republican Party's leading voices on foreign policy, died at the age of 71 after what his office described as a "brief and sudden illness."

Loomer was among the first prominent figures to question the circumstances of Graham's death, citing his recent Ukraine visit, his support for sanctions on Russia and alleged threats from Iran's Islamic Revolutionary Guard Corps (IRGC).

In a post on X, she wrote:

"5 days ago, Senator Lindsey Graham po...