<p>Luke James Colless, 32, pleaded guilty to five counts of rape and six of sexual assault over a 27-month period until July last year in the northeastern city of Brisbane.<br />The married father-of-four spotted women on the path on his way to work, then changed into running clothes and attacked them, the court heard.<br />Judge Marshall Irwin said Colless's victims felt "pure fear" and some believed they would not survive the ordeal.<br /><br />"It appears as though your level of violence was escalating," Judge Irwin said. "You did not think you could stop until you were caught."<br />Irish tourist Kieran O'Neill, 33, may be in line for a 50,000 dollar (USD 42,000) reward after helping police snare Colless by following him and writing down his car number-plate.</p>
<p>Luke James Colless, 32, pleaded guilty to five counts of rape and six of sexual assault over a 27-month period until July last year in the northeastern city of Brisbane.<br />The married father-of-four spotted women on the path on his way to work, then changed into running clothes and attacked them, the court heard.<br />Judge Marshall Irwin said Colless's victims felt "pure fear" and some believed they would not survive the ordeal.<br /><br />"It appears as though your level of violence was escalating," Judge Irwin said. "You did not think you could stop until you were caught."<br />Irish tourist Kieran O'Neill, 33, may be in line for a 50,000 dollar (USD 42,000) reward after helping police snare Colless by following him and writing down his car number-plate.</p>