Heart of Midlothian boss Gary Locke is running the rule over a pair of London-based youngsters ahead of the summer transfer window.
Fulham defender James Musa and Arsenal's Josh Rees are training at Riccarton as Locke looks to improve his Jambos squad prior to next season.
21-year old English-born New Zealand U23 international Musa has spent time on loan at Hereford United this season and was previously with A-League club Wellington Phoenix whilst Gunners youth midfielder Rees has had a spell with Brentford this term.