diff --git a/state/validation.go b/state/validation.go
index 6f4f383d2..0726b61ea 100644
--- a/state/validation.go
+++ b/state/validation.go
@@ -12,68 +12,68 @@ import (
 //-----------------------------------------------------
 // Validate block
 
-func validateBlock(stateDB dbm.DB, state State, b *types.Block) error {
+func validateBlock(stateDB dbm.DB, state State, block *types.Block) error {
 	// validate internal consistency
-	if err := b.ValidateBasic(); err != nil {
+	if err := block.ValidateBasic(); err != nil {
 		return err
 	}
 
 	// validate basic info
-	if b.ChainID != state.ChainID {
-		return fmt.Errorf("Wrong Block.Header.ChainID. Expected %v, got %v", state.ChainID, b.ChainID)
+	if block.ChainID != state.ChainID {
+		return fmt.Errorf("Wrong Block.Header.ChainID. Expected %v, got %v", state.ChainID, block.ChainID)
 	}
-	if b.Height != state.LastBlockHeight+1 {
-		return fmt.Errorf("Wrong Block.Header.Height. Expected %v, got %v", state.LastBlockHeight+1, b.Height)
+	if block.Height != state.LastBlockHeight+1 {
+		return fmt.Errorf("Wrong Block.Header.Height. Expected %v, got %v", state.LastBlockHeight+1, block.Height)
 	}
 	/*	TODO: Determine bounds for Time
 		See blockchain/reactor "stopSyncingDurationMinutes"
 
-		if !b.Time.After(lastBlockTime) {
+		if !block.Time.After(lastBlockTime) {
 			return errors.New("Invalid Block.Header.Time")
 		}
 	*/
 
 	// validate prev block info
-	if !b.LastBlockID.Equals(state.LastBlockID) {
-		return fmt.Errorf("Wrong Block.Header.LastBlockID.  Expected %v, got %v", state.LastBlockID, b.LastBlockID)
+	if !block.LastBlockID.Equals(state.LastBlockID) {
+		return fmt.Errorf("Wrong Block.Header.LastBlockID.  Expected %v, got %v", state.LastBlockID, block.LastBlockID)
 	}
-	newTxs := int64(len(b.Data.Txs))
-	if b.TotalTxs != state.LastBlockTotalTx+newTxs {
-		return fmt.Errorf("Wrong Block.Header.TotalTxs. Expected %v, got %v", state.LastBlockTotalTx+newTxs, b.TotalTxs)
+	newTxs := int64(len(block.Data.Txs))
+	if block.TotalTxs != state.LastBlockTotalTx+newTxs {
+		return fmt.Errorf("Wrong Block.Header.TotalTxs. Expected %v, got %v", state.LastBlockTotalTx+newTxs, block.TotalTxs)
 	}
 
 	// validate app info
-	if !bytes.Equal(b.AppHash, state.AppHash) {
-		return fmt.Errorf("Wrong Block.Header.AppHash.  Expected %X, got %v", state.AppHash, b.AppHash)
+	if !bytes.Equal(block.AppHash, state.AppHash) {
+		return fmt.Errorf("Wrong Block.Header.AppHash.  Expected %X, got %v", state.AppHash, block.AppHash)
 	}
-	if !bytes.Equal(b.ConsensusHash, state.ConsensusParams.Hash()) {
-		return fmt.Errorf("Wrong Block.Header.ConsensusHash.  Expected %X, got %v", state.ConsensusParams.Hash(), b.ConsensusHash)
+	if !bytes.Equal(block.ConsensusHash, state.ConsensusParams.Hash()) {
+		return fmt.Errorf("Wrong Block.Header.ConsensusHash.  Expected %X, got %v", state.ConsensusParams.Hash(), block.ConsensusHash)
 	}
-	if !bytes.Equal(b.LastResultsHash, state.LastResultsHash) {
-		return fmt.Errorf("Wrong Block.Header.LastResultsHash.  Expected %X, got %v", state.LastResultsHash, b.LastResultsHash)
+	if !bytes.Equal(block.LastResultsHash, state.LastResultsHash) {
+		return fmt.Errorf("Wrong Block.Header.LastResultsHash.  Expected %X, got %v", state.LastResultsHash, block.LastResultsHash)
 	}
-	if !bytes.Equal(b.ValidatorsHash, state.Validators.Hash()) {
-		return fmt.Errorf("Wrong Block.Header.ValidatorsHash.  Expected %X, got %v", state.Validators.Hash(), b.ValidatorsHash)
+	if !bytes.Equal(block.ValidatorsHash, state.Validators.Hash()) {
+		return fmt.Errorf("Wrong Block.Header.ValidatorsHash.  Expected %X, got %v", state.Validators.Hash(), block.ValidatorsHash)
 	}
 
 	// Validate block LastCommit.
-	if b.Height == 1 {
-		if len(b.LastCommit.Precommits) != 0 {
+	if block.Height == 1 {
+		if len(block.LastCommit.Precommits) != 0 {
 			return errors.New("Block at height 1 (first block) should have no LastCommit precommits")
 		}
 	} else {
-		if len(b.LastCommit.Precommits) != state.LastValidators.Size() {
+		if len(block.LastCommit.Precommits) != state.LastValidators.Size() {
 			return fmt.Errorf("Invalid block commit size. Expected %v, got %v",
-				state.LastValidators.Size(), len(b.LastCommit.Precommits))
+				state.LastValidators.Size(), len(block.LastCommit.Precommits))
 		}
 		err := state.LastValidators.VerifyCommit(
-			state.ChainID, state.LastBlockID, b.Height-1, b.LastCommit)
+			state.ChainID, state.LastBlockID, block.Height-1, block.LastCommit)
 		if err != nil {
 			return err
 		}
 	}
 
-	for _, ev := range b.Evidence.Evidence {
+	for _, ev := range block.Evidence.Evidence {
 		if err := VerifyEvidence(stateDB, state, ev); err != nil {
 			return types.NewEvidenceInvalidErr(ev, err)
 		}