You need another comma after the word "think" because it's a parenthetical expression and is set off from the sentence.
Examples are comma, colon, semi-colon, Dash, parentheses,
In showing the pain that losing a friend or loved one causes as well as demonstrating that disabled people or those with illness can live normal lives too
Gawain gave the Lord a green girdle for the green Knight.
D. An astronaut can't resist the temptation to push a mysterious red
button on her control panel.
