this is the benefit of blue. finally tonight, a big day for baby archie and a private look inside the royal family's joyful day. here's abc's jennifer eccleston. >> reporter: harry and meghan taking a cue from their little niece. blocking the press from baby archie's christening today at windsor castle. releasing two images to their nearly 9 million instagram followers, but keeping the details including the names of the royal godparents private. christenings are traditionally