article_snippet.sent: Scroll down for video .
article_snippet.sent: I didn't see any injuries.
article_snippet.sent: They had urinated all over the inside of a cage to the roof of a van moving on the freeway.
article_snippet.sent: When I tried to get They out, They were trying to crawl back in.'
article_snippet.sent: a cage to the roof of a van moving on the freeway was covered on three sides with a blanket but a cage to the roof of a van moving on the freeway rear was left exposed.