Two high school students and a man were wounded in a knife attack on Saturday just outside the University of Tokyo ahead of nationwide entrance exams and a teenager apparently frustrated with his academic performance has been arrested on suspicion of attempted murder, police said.The 72-year-old man was seriously injured after he and the two students, aged 17 and 18, were slashed in the back around 8:30 a.m. in front of one of the gates to the university's main campus, according to the police.The male and female students, both traveling from neighboring Chiba Prefecture to take the exams, d…READ FULL ARTICLE