Texas A&M WR KC Concepcion opened up on Instagram about his speech impediment — ending the message with #StopTheNegativity — in the wake of the attention he received at the NFL Combine over the weekend. “I just wanna say something if you have a speech impediment there is nothing wrong with us. I have had this stutter since I can remember talking this is apart of me this is who l am I cannot control this. I wanna be a role model for those who may be scared to speak up who may be afriad and not confident in yourself. I stand with you this weekend has taught me a lot about myself and people out here in this world. I appreciate everyone who supports me and has reached out to me after these interviews. Don’t let a outside person thoughts, opinions get in the way of you being great of you achieving something in life. I am blessed to be in the position that l am in and I want to help give back to those who are scared to speak up who aren’t as confident. I stand with you l will always stand w...