And the teachers' unions have successfully blocked vouchers in almost every instance.

But the union representing police officers has repeatedly blocked the idea in the Legislature.

Some newer teachers have complained that the union has blocked new programs in the schools.

The teamsters and other unions have blocked the wider access.

For the moment, the union has not announced any plans for picket lines or blocking its members' access to the job.

These unions thus block the school construction measure in the Senate.

The union has so far blocked Jones and Friedel.

But, she said, "for years, the unions blocked it."

But while Verizon's unions would certainly block such a move, consumers would probably complain, too.

If the unions had not blocked the necessary reforms then the "pain" would not be so great now.