Sorry this post is a few days late. Had a family emergency and this is the first chance I have had to post.
The Tuesday Teaser was:
"I am the center of gravity, hold a capital situation in Vienna, and as I am foremost in every victory, am allowed by all to be invaluable. Though I am invisible, I am clearly seen in the midst of a river. I could name three who are in love with me and have three associates in vice. It is vain that you seek me for I have long been in heaven yet even now lie embalmed in the grave. What am I?"
The answer: the letter V