The pesticide "sulfoxaflor" was in the news last week when it's EPA approval was overturned by the 9th US Circuit Court of Appeals. What is "sulfoxaflor"? It is pesticde that acts similar to neonictinoid, but is not exactly a neonictinoid. All this make my brain hurt. A short write-up on "sulfoxaflor" can be found at the following Wikipedia link.
Wikipedia also has a good summary about neonictinoids and their relationship to honey bee decline. This class of pesticide has 7 different chemical compounds and is sold under 19 or more different trade names. The link to Wikipedia follows:
At this time 100% of seed corn and about 33% of soybeans is coated with neonictinoid pesticide. So here in Wisconsin we are surrounded by it.