The best way to honor them—the only way that really matters—is to fight this epidemic of gun violence and prevent even more senseless death and suffering. We can, and must, do more.

Nine years ago was one of the darkest days of my presidency. Today we remember the children and adults who were killed at Sandy Hook Elementary, and the families who have endured so much grief.

Last week, powerful tornadoes devastated communities across the Midwest and South. Michelle and I are thinking of the families who have lost so much. If you'd like to help with the recovery, visit: https://t.co/tuFPBEHoEq

Michelle and I loved being back in Chicago last week. It was a quick trip, but we packed a lot in — and met some fantastic people along the way. Take a look. https://t.co/1oAJgIvrqm

As Chancellor, Angela Merkel served with integrity, leading Germany and Europe through many storms. Drawing on her wise pragmatism and her unrelenting moral compass, she made hard decisions and became a role model for many. Thank you for your leadership. https://t.co/l5zjYhfXBr

Eighty years ago today, over 2,400 Americans lost their lives in the attack on Pearl Harbor. Today we remember them, and all those who fought to protect our freedom. https://t.co/rf9eihYS1O

Senator Bob Dole was a war hero, a political leader, and a statesman—with a career and demeanor harkening back to a day when members of the Greatest Generation abided by a certain code, putting country over party. Our thoughts are with Elizabeth and the Dole family.

Michelle and I wanted to give Santa a hand passing out gifts for the holidays, so we made a stop at the @ComerChildrens Hospital. We hope you and your family have a wonderful holiday season. https://t.co/sQ5XKsSbPp

I heard the @ChicagoSky and @ChicagoBulls were visiting the South Side YMCA, so I decided to drop by, too. It’s always fun to meet young people who are learning to love the game. https://t.co/lfdl7XrLJQ

Michelle and I are in Chicago this week to talk to folks who are working on some of the city’s toughest challenges. Yesterday, I met with leaders from across Chicago, heard their stories, and shared ideas. Change is never easy, but we want them to know they’re not alone. https://t.co/lPxMKPS1Rp