[mewzilla]

Heck, the Park Service isn't even willing to say it was intentional. From this link....

Mystery Substance Found at Vietnam Veterans Memorial

...Park Service spokesman Bill Line says cleaning crews worked over the weekend to remove the substance, but it's still unclear what it was. He says it's premature to speculate on whether it was intentional.

I won't print what I'm thinking....

[Christopher Lincoln]

Note that the story on channel 7 comes three days after the first post on FR about it.