The Round-Up: Tuesday By Observer Staff • 03/27/07 8:19am London group buys East Harlem, East Village properties. [NY Times] New-home sales drop–again–in February, feds say. [NY Times] Anti-Coney Island condos rally set for City Hall. [NY Post] Changes put Empire State Building on tenants’ radar. [NY Post] Housing woes roil markets. [NY Post] City tenants to split $1.9 M. settlement. [Daily News] Indy Racing on Governors Island? Maybe. [NY Sun] Did we miss any New York City real estate news this morning? Please send along tips and links.