Joaquin Henson – The Philippine Star December 22, 2021 | 12:00am MANILA, Philippines — The search for IBF superflyweight champion Jerwin Ancajas’ next challenger may be coming to an end as a reliable source revealed yesterday that undefeated No. 13 contender Fernando Martinez of Argentina could be in line to engage the Filipino in making the 10th defense of his crown, possibly on Feb. 5 at a still undisclosed US venue. Ancajas was booked to face WBO counterpart Kazuto Ioka in a unification duel in Tokyo on Dec. 31 but the fight was cancelled due to the Japanese government’s order to shut down …