* Bryant hits four threes in a row in showtime finish * Medals round games set: U.S.-Argentina and Spain-Russia (Adds quotes, details) LONDON, Aug 8 - The U.S. men's basketball teambooked their expected place in the semi-finals of the Olympictournament on Wednesday but were given a good game by Australiabefore Kobe Bryant put on a fourth-quarter show in a 119-86 win. Bryant drilled four three-pointers in succession to chantsof "Kobe, Kobe" from the North Greenwich Arena crowd as theAmericans ran away from a fatigued Australian team that hadgiven their all for 30 rousing minutes. ...