Adds chart

• Cable up to 1.2750, highest level since Nov 13, as more shorts squeezed

• 1.2750 is 2.75 cents above last Friday's 28-week low (Nov 22)

• Resistance levels beyond 1.2750 include 1.2770 (Nov 13 high) and 1.2800

• 1.2713 (Nov 20 high, post-UK CPI data) and 1.2700 are now support points

• GBP is second-best performing G10 currency this week, behind the yen

• UK finance minister delays spending review from spring to June, FT reports