Ojha had discovered the evidence of potential flows of salt water on Mars in the warmer months.
The formation of mountains have always caught the attention of Ojha and thats why he was studying Mars.
I just thought it was a streak made by dust or something similar.
It was a lucky accident.
Thats where the press conference could come into picture.
He added at the time, That would be exciting.
The announcement will be broadcast live on Monday, September 28 onNASA TVat 11.30 a.m. EDT.
source: www.techworm.net