President Obama landed in Copenhagen overnight and got to work attempting to build broad support for a climate pact.
After a private huddle with 18 world leaders, Obama offered a speech with some of his most frequently used political rhetoric, telling the delegation the time for talk is over.
Read a transcript
of his remarks and our story here
After his speech, Obama met for nearly an hour privately with Chinese Premier Wen Jiabao. U.S. officials told reporters the talks were "constructive" and said Obama still hopes to reach an agreement today.