>> reporter: tonight, a source close to president trump says this new timeline actually helps his case, because they argue it shows the release of the aid was not in direct response to the president finding out about the whistleblower's complaint. david. >> begnaud: weijia, thank you. we have new reporting tonight from our david martin who has confirmed that the navy has canceled what's known as "review boards" for three navy seal officers who are all suspected of covering up for chief petty officer edward gallagher. you may recall, president trump intervened and restored gallagher's rank after he was convicted of a single charge of posing with a corpse in iraq. like gallagher, those three officers will be allowed to keep wearing their trident pins, which signify they are navy seals. on the eve of thanksgiving, there's a food safety alert regarding romaine lettuce that has been tainted with e. coli. the c.d.c. is telling us tonight, 67 people have gotten sick in 19 states. officials say the contaminated lettuce was harvested in salinas, california.