1. President Barack Obama says the explosions at the Boston Marathon are being investigated as an act of terror. He is ordering flags at all government buildings to be flown at half-staff in honor of the victims.

 

　　2. A 7.7 magnitude earthquake shook the Pakistan-Iran border on Tuesday, killing dozens of people. It was centred in Iran. Yet it flattened homes and offices on both sides of the border.

 

　　3. Venezuela's president-elect is blaming the opposition candidate for 7 deaths and 61 injuries in widespread protests following Monday's election. The opposition issued the message on Twitter blaming the government for the violence saying the election was stolen.

 

　　4. The world's fastest animal on two legs is the new mascot for a Pennsylvania baseball team. Ostriches are roaming the Reading Fightin Phils outfield with a top speed of 40 miles per hour. The team hopes the birds throw a new curveball in the escalating game of team promotions.