about as symbolic stairway that he climbed way too soon. >> and, it was so beautiful. and it was just perfect. matthew loved it. he would have loved it. ♪ ♪ ♪ >> that's all for this edition of dateline. i'm andrea canning, thank you for watching! for watching good morning and welcome to "morning joe." it is tuesday, july 4th. happy independence day. we're on tape this hour. we have plenty of great conversations and interviews that we hope you will enjoy. let's dive right in.hip recentl legislation following a pair of deadly mass shootings, proving