Trump tariffs vs. Canada, Mexico and China start Saturday, with Friday's news capping a wild market week. Amazon, Google and Palantir earnings loom.

The Fed's preferred inflation gauge, the personal consumption and expenditures index, rose 0.3% from November and 2.6% on an annual basis.

The EV maker's shares have formed a new trading range. Something dramatic will need to happen to snap them out of it.