Apple is facing pressure from Congress and law enforcement to unlock the iPhone of one of the San Bernardino shooters.<br />Apple is facing pressure from Congress and law enforcement to unlock the iPhone of one of the San Bernardino shooters. Republican presidential candidate .<br />CEOs from Google, Microsoft, Twitter and Facebook lent their support to Apples decision to refuse a court order demanding a backdoor into the iPhone.<br />Apple is under fire. The tech company is refusing an FBI request for help decrypting the iPhone of Syed Farook, the shooter in the San Bernardino attack.