I just saw a flock of about 50 American Pipits feeding on a fallow field along with Killdeer in Cape Girardeau county, just east of New Wells.  Photos on my flickr account:

https://www.flickr.com/search/?sort=date-taken-desc&safe_search=1&tags=americanpipit&user_id=93525584%40N00&view_all=1