. ♪♪♪ ♪♪♪ avani: clinical forensic doctor janine rowse works closely with police in assessing victimsng apps. janine rowse: i started noticing that some of the sexual assault forensic examinations i was doing, the victims were telling me that they had met their offender through a dating app. avani: so, she began documenting cases. janine: most of these sexual assaults were occurring on the first face-to-face meeting between parties, and the majority were occurring at the alleged offender's home. i think we are really only seeing the tip of the iceberg. i think there are some additional barriers to these sexual assaults being reported, and i think the real number that's occurring is much greater than what we're seeing. ♪♪♪ avani: despite the growing problem, there are no national figures on the number of sexual assaults facilitated by dating apps. in late 2019, new south wales police launched a project looking at different ways to address sexual assault, with links to dating apps being one small part of it. stuart smith: what we now have, obviously, with the dating app is a new emergin