Sometimes it's fun to look back, in photos:
Mike and Alesia in July 2007, just a month or so after he came home. note how tiny he is:
Michael's first halloween, October 2007:
Mike's first Christmas in America, 2007:

Above, November 2008. Below, May 2009

Above, Thanksgiving 2009. Below, June 2010.
Below, March 2011.