Sunday, April 22, 2012 - CBS Baltimore

Watch CBS News

It's Earth Day! We have more on how Marylanders are celebrating.

Also, we have the do's and don'ts of mower maintenance.

More from CBS News

Orioles call up another top prospect in OF Heston Kjerstad, who hit 10 HRs in 21 games at Triple-A

Dozens of injured military veterans bicycling to raise awareness for Wounded Warrior Project

Drug Take Back Day yields heaps of unneeded prescriptions with goal to save lives

Baltimore native Chris Braswell ready to make NFL dreams come true: 'Definitely a blessing'