We can never get everything we learn into a news story. "From the notebook" posts give you some of the extra details behind the news.
This blog reported on Thursday that Caltrans Director Randell Iwasaki has resigned his post, effective April 15. (The Bee also ran a short story in today's print and online editions.)
We have Iwasaki's resignation letter to Gov. Arnold Schwarzenegger. Click here to read it.