Nextel Partners Inc . ( nasdaq : NXTP - news - people ) , which provides wireless phone service , fell 45 cents , or 7.5 percent , to $ 5.55 .
Nextel Partners Inc . NXTP.O , which provides wireless phone service , fell 59 cents , or 9.8 percent , to $ 5.41 .
The Foreign Office says that Heaton is in detention but has not yet been charged with any offence.