Elementary 5x13 (720p-HDTV-x264-DIMENSION)[VTV]

"Over a Barrel" |
| |
| A man takes hostages, including Joan, and threatens to execute them |
| unless Holmes finds the person responsible for the death of his son. As |
| Sherlock investigates, the captor gives him 16 hours to find the |
| perpetrator before the statute of limitations on the crime runs out.

http://www.imdb.com/title/tt2191671/