5:33 p.m. ET: ABC News confirms that seven-time Tour de France winner Lance Armstrong faces new doping charges from the U.S. Anti-Doping Agency, which threaten to strip him of those victories.
In a statement to ABC News, Armstrong called the charges "baseless" and "motivated by spite."
2:31 p.m. ET: New travel warning for Americans planning on a trip to Mexico.
The U.S. State Department has warned today that American travelers to Mexico should beware of possible violent retaliation for this week's arrest of alleged Zetas drug cartel associates and family members inside the U.S.
1:03 p.m. ET: Would you eat pizza out of a vending machine? Let's Pizza is hoping that's the case.
The Amsterdam-based company A1 concepts began distributing the machine, created by Italian Claudio Torghel, in Europe three years ago. For $5.97, the vending machine serves up a 10.5 inch pizza with a choice of margherita, pepperoni, ham or bacon.
11:52 a.m. ET:A bittersweet victory for the ex-aide of former Arizona Congresswoman Gabby Giffords.
Ron Barber, the former district director for Giffords, won the special election for his old bosses' seat, The Associated Press reported. Barber, 66, was also injured in the Jan. 2011 grocery store shooting that left Giffords with a severe brain injury - he was shot in the leg and the cheek.
10:49 a.m. ET: A new twist in the already bizarre murder-for-hire case.
ABC's Ryan Owens reports that a woman who confessed to plotting with her lover, Jeffrey Stern, to have his wife killed allegedly is now trying to have him killed from behind bars, Stern's attorney has said.
9:35 a.m. ET: A rare tornado was spotted around Venice, Italy, Tuesday, the Washington Post reported. It ripped off roofs and sent debris flying.
The Italy Chronicales noted that "Venice is no stranger to such events, the most damaging of which occurred in 1970. Another tornado blew through Venice in 2008."
Watch the awesome video here: