First, Eron Harris’ mom regaled the sellout crowd with the most soulful rendition of the Star Spangled Banner in Breslin Center history. And as Marveda Saunders sang a cappella late Sunday afternoon, tears streamed from Harris’ eyes. He had mentioned last week that his mother, a former high school coach, had “a beautiful voice” and had performed the anthem in the past before a few of her games. But, he didn’t give it a second thought.