The first two eggs hatched on April 26, 2016, right on schedule, 30 days from the date of the last egg laid. The third egg hatched on April 27, and the last egg hatched today (April 28) shortly after 3 PM.
All four eggs have successfully hatched and the chicks (eyases) are keeping Mom and Dad busy. The first 2 eggs hatched on May 4, 2015, the third egg hatched on May 5, and the last egg hatched on May 7.