If I recall La'el Collins tore ligaments in his big toe in the 3rd game of the 2016 season and was lost to injury for the entire season. I'm not sure how he could compete for his LG spot if he was on season ending IR
I don't know if its been pointed out but that first catch he had against the Saints was very impressive. He had to really stretch out for it and showed some hands and catch radius.
As someone said in a older thread Gallup appears to be the Anti-TWill