1.   Some commuters still harbor resentment toward the protesters for blocking traffic and creating chaos.

2.   Some firewalls place a greater emphasis on blocking traffic, and others emphasize permitting traffic.

3.   The activists blocked traffic Saturday along the Tijuana border crossing.

4.   The cars slew to a halt, blocking the traffic.

5.   The force of the impact sent concrete dividers into the eastbound lanes, blocking traffic there, too.

6.   A crash on the eastbound side of the freeway is blocking traffic.

7.   An accident was blocking traffic.

8.   They erected barricades to block traffic, but these were removed following peaceful negotiations with police.