Jenna Ushkowitz, who played Glee's Tina Cohen-Chang, announced on Friday that she is expecting her second child. "We are pregnant and so excited and grateful," she wrote on an Instagram post. "It has been a journey. I will share more soon, but in the meantime, enjoying this exciting time." Fans immediately showered Ushkowitz love and support. Within an hour, that post had nearly 450 comments and nearly 23,000 likes. "So ...