Burn Notice Season 4 Episode 4 (Burn Notice s04e04) with title “Breach of Faith” airs on Thursday, June 24th 2010 at 09:00 pm via USA Network.
Here is summary for Burn Notice Season 4 Episode 4 :

A hostage situation at a local bank. Elsewhere, Fiona tries to help Jesse track down information about a recently deceased weapons runner

Few hours after original series aired on TV, online streaming video for Burn Notice Season 4 Episode 4 usually available on Net and of course, if video available, as soon as possible will show you where you can watch this episode for free.