"We are increasing the chances of flight attendants and passengers being attacked while in the air, " said Hoagland, a retired flight attendant.

WSJ: New TSA rules on knives draw fire from 9/11 kin

Jim Hoagland is a columnist for the Washington Post.

CENTERFORSECURITYPOLICY: Now for an Honest Look at China

Ms. Hoagland is a retired United Airlines flight attendant.

WSJ: Alice Hoagland: Knives in Airplane Cabins? No Thanks.

As Mr. Hoagland put it in a powerful op.ed.

CENTERFORSECURITYPOLICY: Center for Security Policy | AN ALTERNATIVE TO CLINTON��S FAILED CHINA POLICY: ��STRATEGIC CONTAINMENT AND TACTICAL TRADE AMBIGUITY��