1.   At a street protest in Duisburg last month, utility workers donned skeleton masks to dramatize their fears.

2.   Those are only a few of the popular health scares that are actually no more dangerous than a skeleton mask.

3.   A handful of protesters wearing skeleton masks and carrying signs lined up along the embassy fence as guests arrived for the Bastille Day celebration.

4.   They marched through the city streets wearing skeleton masks in a morbid Mexican-style Halloween protest.