This is the first big test. If any after action reports exist, SBV better have them and be ready to produce them.
They already exist, have been out for months (at Kerry campaign website). The SITREP for this incident reads, in part:
PCF 23 joined at Cai Nuoc. PCFS with MFS [The Swift Boat with Rassman on it] departed Cai Nuoc at 1445H proceeding down Bay Hap. At VQ995772 mine detonated under PCF-3 lifting boat about 2-3 ft out of water. Very heavy blk smot [? smoke, I think] observed at same time boats rcvd heavy A/W and S/A from both banks. ..."
http://www.freerepublic.com/focus/f-news/1191248/posts <-- Check around posts 100+