Here's a brief look at some of the top news stories around the world for April 13, 2015.
Marco Rubio to announce campaign for president
Sen. Rubio, R-Fla., will make it official at an event tonight. He said today he can be the leader of a new "American century" if elected president.
[Read more from USA Today]
Hillary Clinton is running, too; her logo has people buzzing
The most surprising thing about Hillary Clinton's presidential announcement on Sunday was her new logo, which has created a lot of chatter on social media.
[Read more from CNN]
Milwaukee mayor calls driver's killing an 'assassination'
A Milwaukee man who accidentally hit a 2-year-old boy with his van was shot dead moments later as he tried to help the child. The toddler's 15-year-old brother was also shot and died later at a hospital.
[Read more from the Milwaukee Journal Sentinel]
Alan Turing's notebook fetches $1 million at auction
A scientific notebook compiled by World War II codebreaker Alan Turing sold for $1 million in an auction in New York. Turing's work was the subject of the 2014 film "The Imitation Game."
[Read more from the BBC]