Federal authorities arrested a 19-year-old Jordanian citizen whom they said placed an inactive car bomb today at Fountain Place, a 60-story skyscraper in downtown Dallas.DMN File Fountain Place at 1445 Ross Avenue Hosam Maher Husein Smadi has repeatedly voiced his intent to serve Osama bin Laden and al-Qa’ida and commit “violent Jihad,” authorities said in a prepared statement. “Today’s arrest of Hosam Maher Husein Smadi underscores the FBI’s unwavering commitment to bring to justice persons who attempt to bring harm to citizens of this country and significant danger to this community,” special FBI agent in charge Robert E. Casey, Jr....