Israel deploys more troops to the occupied West Bank Saturday, still searching for three missing teens. .
More than 1,000 sites have been searched, and more than 300 Palestinians have been arrested-- it's part of a crackdown on Hamas, blamed for the abduction of the three missing teens..
The three teens, including an American national went missing June 13th near an Israeli settlement.
The crisis has put a unity pact between Hamas and Western-backed President Mahmoud Abbas's Fatah to the test.
In Ramallah, troops raided the offices of a media production company with Hamas ties.
An Israeli military spokeswoman said the soldiers found "electronic devices and magnetic media used for terrorism," but gave no further details.
Hamas, which advocates Israel's destruction, has neither claimed nor denied responsibility for the missing teens.