<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><div style="margin: 0px; font-size: 12px; "></div><div style="margin: 0px; font-size: 12px; font-family: Courier; "><span style="letter-spacing: 0.0px">* <b>Dawn</b> - August 13, 2012</span></div><div style="margin: 0px; font-size: 12px; font-family: Courier; "><span style="letter-spacing: 0.0px"><b>Dawn Engineers Assess Reaction Wheel</b></span></div><div style="margin: 0px; font-size: 12px; font-family: Courier; min-height: 14px; "><span style="letter-spacing: 0.0px"><b></b></span><br></div><div style="margin: 0px; font-size: 12px; font-family: Courier; "><span style="letter-spacing: 0.0px">"<i>UPDATE (posted at 5:30 p.m. PDT on Aug. 15, 2012) : The Dawn flight team returned the spacecraft to its normal mode of operations on Tuesday, Aug. 14, and is revising the Vesta departure plan. Ion thrusting will resume on Friday, Aug. 17, and escape from Vesta is now expected to occur on Sept. 5. </i></span><span style="font-family: Helvetica; "></span></div></body></html>