Kammala jumla mai zuwa: Duk da kasancewa ɗaya daga cikin ƙananan masu shiga, Alcántara ya inganta mafi kyawun mutum biyu a gasar zakarun duniya na matasa na 2008 a Wasannin motsa jiki, tsalle 14.25 m don ɗaukar lambar zinare sau uku da 6.41 m don samun kanta lambar tagulla mai tsayi. Ta fara kafa kanta a cikin ƙasa a cikin 2009 ta hanyar cin nasarar tsalle mai tsayi a Barrientos Memorial da sanya na uku a tsalle-tsalle sau uku tare da rikodin matasa na Amurka ta Tsakiya da Caribbean na 14.36 m (buga tsohuwar alamar Mabel Gay). A wannan shekarar ta shiga manyan wasannin kasa da kasa, inda ta lashe tsalle mai tsayi a wasannin ALBA na 2009 kuma ta zama ta shida a gasar.
2009 Gasar Tsakiyar Amurka da Caribbean a Wasanni. Ta kuma lashe tsalle-tsalle uku a gasar zakarun Turai ta 2009 ta Pan American Junior Athletics.