Today, the world lost a creative icon. Michelle and I join millions of fans from around the world in mourning the sudden death of Prince.

I spoke on the phone with President Rouhani of the Islamic Republic of Iran. The two of us discussed our ongoing efforts to reach an agreement over Iran's nuclear program. While there will surely be important obstacles to moving forward and success is by no means guaranteed, I believe we can reach a comprehensive solution.

We can have reasonable, thoughtful gun control measure that I think respect the Second Amendment and people's traditions.

The memoir was a very personal book. I wrote it as a personal journey and search about who my father was and how my family had come together and come apart - sorting all that out, you know, issues of personal identity.

The president and the executive branch are always going to have greater latitude and greater authority when it comes to protecting America because sometimes you just have to respond quickly and not everything that is a danger can be publicized and be subject to open debate, but there have to be some guardrails.

I want every young man who sees me to know that I'm not that different from them. I wasn't born into wealth. I wasn't born into fame. I made a lot of mistakes - but I kept at it.

It's not a nice-to-have - it's a must-have. It's time we stop treating child care as a side issue, or a women's issue, and treat it like the national economic priority that it is for all of us.