New Delhi, Aug. 10 -- Sen. Bernie Sanders (I-Vt.) on Sunday called for Democratic leaders to ban the involvement of super PACs in Democratic primary elections. In a letter shared on X, he called it a "corrupt system."

In a post on X on Sunday, Sanders singled out the American Israel Public Affairs Committee, or AIPAC, while criticising outside spending in Democratic primaries.

"It is insane that the Democrats allow super PACs like AIPAC to spend millions in their primaries - only for those same special interests to help elect Republicans in the general election," Sanders wrote. "My message to Democratic leaders: Ban super PACs from Democratic primaries NOW," he added.

In the letter, Sanders said AIPAC and affiliated groups spent more t...