The FDA has posted the report on its inspections of the PCA facility on the FDA website, here. As PCA has noted on its website, the FDA's findings are not final, and PCA will have the opportunity to respond.
Observation #4 addresses a basic tenant of food safety: keep finished product and raw materials apart. More interesting are the reports of positive environmental swabs for salmonella. A bad sign which indicates real problems. We'd flip out if we ever had a positive swab.