The culprits who confessed after being caught on CCTV

They have been charged with aggravated animal cruelty and will appear in court next month.
“Investigators released new details about the crime after the teen’s arrest on Wednesday. They say Hollinger threw the dog into the woods and fired at her. The dog then ran back home and sat injured on the front porch. The teens allegedly caught her and brought her back to the tracks and then tied her to the tracks where Callaway allegedly shot her several times.” (Source: WFLA)
Updated: 24 March 2015
This happened in Tampa, Florida two days ago and is all over the world news.
(1) Someone tied the pitbull mix – which is about one to two years old – to the railway tracks with a belt.