in fact, all three main indices there down fairly sharply. looking ahead to what's going to be driving the markets this week, there's another big batch of earnings. we have sony out, exxonmobil and costco among the big hitters. let's take a quick look at what's going on in the week ahead. on monday, obviously, this is when the u.s. president is due to touch down in ireland. he touches down on monday morning. barack obama on a five-day trip to europe which will wrap up after the g8 sum knit france. that starts on thursday. now, this wednesday we'll be getting numbers on japan's trade balance for april. economists expect the deficit to have grown after exports dwindled following the earthquake and tsunami in march. the bank of japan is releasing its monthly report. on thursday, we first ever all have sony due to report fourth quarter and full-year earnings. sony's share price has fallen more than 20% last month after