Odds and Ends: Cubs, Meredith, Fuentes, Dunn, Pavano

A few links on a busy Tuesday night around the league:

• Lou Piniella still wants a left-handed power bat, according to Carrie Muskat of MLB.com.
• The Orioles officially added Cla Meredith to their active roster today, optioning reliever Kam Mickolio to Triple-A Norfolk. 
• On Twitter, ESPN The Magazine's Jorge Arangure reports that the Giants have signed Colombian outfielder Leonardo Fuentes for a bonus of around $280k. Arangure also reports that the Padres made a late bid for the outfielder.
• According to Matthew Leach of MLB.com, Tony LaRussa downplayed rumors that the Cards are pursuing Adam Dunn.
• And R.J. Anderson at Fangraphs argues that Carl Pavano could be a trade deadline bargain.