Families bereaved by level crossing accidents will receive a "full and unreserved apology" from the boss of Network Rail today.
The move from NR chief executive Mark Carne followed severe criticism in a report by MPs of NR's treatment of families affected by level crossing tragedies.
More top news
A US Twitter study has found that there are almost 50,000 active pro-Islamic State accounts, but say the number could be as high as 90,000.
In its first test, the 30-kilowatt military laser burned through a truck's engine in a matter of seconds.
Islamic State militants have begun to raze ancient ruins at the site of the Assyrian city of Nimrud.