Sen. Dick DurbinRichard (Dick) Joseph DurbinQuestions loom over Franken ethics probe GOP defends Trump judicial nominee with no trial experience Democrats scramble to contain Franken fallout  MORE (D-Ill.) warned other members of Congress against antagonistic audience members at healthcare town hall events who may be funded by industry interest groups.

"I hope my colleagues won't fall for a sucker punch like this," Durbin told the liberal blog ThinkProgress.

"These health insurance companies and people like them are trying to load these town meetings for visual impact on television," he added.

Liberal news sources have recently featured items about conservative and interest groups efforts to pack lawmakers' town hall meetings with brash, vocal participants.

Sen. Arlen Specter (D-Pa.) and Health and Human Services Secretary Kathleen SebeliusKathleen SebeliusJohn Roberts has tough job of keeping faith in Supreme Court Price was a disaster for HHS — Time for an administrator, not an ideologue Trump says he's unhappy with Price MORE were faced with a hostile crowd at a town hall meeting in Philadelphia on Sunday.

Here is video of Durbin's remarks: